diff --git a/docs/datascience/adx/cs2/csds/.ipynb_checkpoints/Untitled-checkpoint.ipynb b/docs/datascience/adx/cs2/csds/.ipynb_checkpoints/Untitled-checkpoint.ipynb
new file mode 100644
index 0000000..363fcab
--- /dev/null
+++ b/docs/datascience/adx/cs2/csds/.ipynb_checkpoints/Untitled-checkpoint.ipynb
@@ -0,0 +1,6 @@
+{
+ "cells": [],
+ "metadata": {},
+ "nbformat": 4,
+ "nbformat_minor": 5
+}
diff --git a/docs/datascience/adx/cs2/csds/Untitled.ipynb b/docs/datascience/adx/cs2/csds/Untitled.ipynb
new file mode 100644
index 0000000..0e870b9
--- /dev/null
+++ b/docs/datascience/adx/cs2/csds/Untitled.ipynb
@@ -0,0 +1,884 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "id": "be9002d6-c1a7-4d4e-990d-d8f7f3f5d32b",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "from io import BytesIO\n",
+    "from gzip import GzipFile\n",
+    "import json\n",
+    "import gzip"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "id": "52bb848f-690b-4fa5-8ed3-4636cf3cded3",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "with gzip.open('csds', 'r') as fin:\n",
+    "    data = json.loads(fin.read().decode('utf-8'))"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "id": "6435382f-41bb-4b87-a971-a6341597a777",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "channels = data['channels']"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 22,
+   "id": "4db86556-55fe-40dc-b9d8-63da7027cf81",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "def print_row(row):\n",
+    "    data=['']\n",
+    "    data.append(row['name'])\n",
+    "    data.append(row['origin'])\n",
+    "    data.append(', '.join(row.get('dependents',[])))\n",
+    "    data.append(', '.join(row.get('mergeKeys',[])))\n",
+    "    data.append('')\n",
+    "    print('|'.join(data))\n",
+    "    "
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 25,
+   "id": "b93b36fa-d917-4d51-a123-a4d4a2139e6f",
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "## bomb_action - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|event_type|replay|||\n",
+      "|player_id|replay|||\n",
+      "|player_id_pawn|replay|||\n",
+      "|site_code|replay|||\n",
+      "|entity_id|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|player_x_pos|merged||player_id, tick|\n",
+      "|player_y_pos|merged||player_id, tick|\n",
+      "|player_z_pos|merged||player_id, tick|\n",
+      "|player_x_vel|merged||player_id, tick|\n",
+      "|player_y_vel|merged||player_id, tick|\n",
+      "|player_z_vel|merged||player_id, tick|\n",
+      "|player_phi_ang|merged||player_id, tick|\n",
+      "|player_theta_ang|merged||player_id, tick|\n",
+      "|player_weapon_code|merged||player_id, tick|\n",
+      "|player_team_code|merged||player_id, tick|\n",
+      "|player_tick|merged||player_id, tick|\n",
+      "|player_player_id|merged||player_id, tick|\n",
+      "\n",
+      "## bomb_defuse - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|event_type|replay|||\n",
+      "|player_id|replay|||\n",
+      "|has_kit|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|player_x_pos|merged||player_id, tick|\n",
+      "|player_y_pos|merged||player_id, tick|\n",
+      "|player_z_pos|merged||player_id, tick|\n",
+      "|player_x_vel|merged||player_id, tick|\n",
+      "|player_y_vel|merged||player_id, tick|\n",
+      "|player_z_vel|merged||player_id, tick|\n",
+      "|player_phi_ang|merged||player_id, tick|\n",
+      "|player_theta_ang|merged||player_id, tick|\n",
+      "|player_weapon_code|merged||player_id, tick|\n",
+      "|player_team_code|merged||player_id, tick|\n",
+      "|player_tick|merged||player_id, tick|\n",
+      "|player_player_id|merged||player_id, tick|\n",
+      "\n",
+      "## bomb_state - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|event_type|replay|||\n",
+      "|player_id|replay|||\n",
+      "|site_code|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|player_x_pos|merged||player_id, tick|\n",
+      "|player_y_pos|merged||player_id, tick|\n",
+      "|player_z_pos|merged||player_id, tick|\n",
+      "|player_x_vel|merged||player_id, tick|\n",
+      "|player_y_vel|merged||player_id, tick|\n",
+      "|player_z_vel|merged||player_id, tick|\n",
+      "|player_phi_ang|merged||player_id, tick|\n",
+      "|player_theta_ang|merged||player_id, tick|\n",
+      "|player_weapon_code|merged||player_id, tick|\n",
+      "|player_team_code|merged||player_id, tick|\n",
+      "|player_tick|merged||player_id, tick|\n",
+      "|player_player_id|merged||player_id, tick|\n",
+      "\n",
+      "## bot_takeover - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|player_id|replay|||\n",
+      "|bot_id|replay|||\n",
+      "|player_index|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|player_x_pos|merged||player_id, tick|\n",
+      "|player_y_pos|merged||player_id, tick|\n",
+      "|player_z_pos|merged||player_id, tick|\n",
+      "|player_x_vel|merged||player_id, tick|\n",
+      "|player_y_vel|merged||player_id, tick|\n",
+      "|player_z_vel|merged||player_id, tick|\n",
+      "|player_phi_ang|merged||player_id, tick|\n",
+      "|player_theta_ang|merged||player_id, tick|\n",
+      "|player_weapon_code|merged||player_id, tick|\n",
+      "|player_team_code|merged||player_id, tick|\n",
+      "|player_tick|merged||player_id, tick|\n",
+      "|player_player_id|merged||player_id, tick|\n",
+      "\n",
+      "## grenade_state - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|event_type|replay|||\n",
+      "|entity_id|replay|||\n",
+      "|player_id|replay|||\n",
+      "|x_pos|replay|||\n",
+      "|y_pos|replay|||\n",
+      "|z_pos|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|entity_id_fixed|calculated|round, entity_id, event_type, tick||\n",
+      "|tick_throw|calculated|round, player_id, weapon_name, tick||\n",
+      "|player_x_pos|merged||tick_throw, player_id|\n",
+      "|player_y_pos|merged||tick_throw, player_id|\n",
+      "|player_z_pos|merged||tick_throw, player_id|\n",
+      "|player_x_vel|merged||tick_throw, player_id|\n",
+      "|player_y_vel|merged||tick_throw, player_id|\n",
+      "|player_z_vel|merged||tick_throw, player_id|\n",
+      "|player_phi_ang|merged||tick_throw, player_id|\n",
+      "|player_theta_ang|merged||tick_throw, player_id|\n",
+      "|player_weapon_code|merged||tick_throw, player_id|\n",
+      "|player_team_code|merged||tick_throw, player_id|\n",
+      "\n",
+      "## header - \n",
+      "\n",
+      "|magic|replay|||\n",
+      "|network_protocol|replay|||\n",
+      "|server_name|replay|||\n",
+      "|client_name|replay|||\n",
+      "|map_name|replay|||\n",
+      "|game_directory|replay|||\n",
+      "|fullpackets_version|replay|||\n",
+      "|allow_clientside_entities|replay|||\n",
+      "|allow_clientside_particles|replay|||\n",
+      "|addons|replay|||\n",
+      "|demo_version_name|replay|||\n",
+      "|demo_version_guid|replay|||\n",
+      "|build_num|replay|||\n",
+      "|game|replay|||\n",
+      "|magic|replay|||\n",
+      "|protocol|replay|||\n",
+      "|network_protocol|replay|||\n",
+      "|server_name|replay|||\n",
+      "|client_name|replay|||\n",
+      "|map_name|replay|||\n",
+      "|game_directory|replay|||\n",
+      "|playback_time|replay|||\n",
+      "|playback_ticks|replay|||\n",
+      "|playback_frames|replay|||\n",
+      "|signon_length|replay|||\n",
+      "|tick_rate|calculated|playback_ticks, playback_time||\n",
+      "|tick_save_rate|calculated|playback_frames, playback_time||\n",
+      "|rushb_version|calculated|meta:metadata.rushbVersion||\n",
+      "|ppp_version|calculated|meta:context.version||\n",
+      "|match_date|calculated|meta:matchDate||\n",
+      "|demo_id|calculated-redacted|meta:demoId||\n",
+      "|sharecode|calculated-redacted|meta:sharecode||\n",
+      "|platform|calculated|meta:platform||\n",
+      "|match_type|calculated|meta:matchType||\n",
+      "|game|calculated|meta:game||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|t_starters_avg_rank|calculated|is_bot, round, rank, steam_id, team_code||\n",
+      "|t_starters_avg_wins|calculated|is_bot, round, wins, steam_id, team_code||\n",
+      "|ct_starters_avg_rank|calculated|is_bot, round, rank, steam_id, team_code||\n",
+      "|ct_starters_avg_wins|calculated|is_bot, round, wins, steam_id, team_code||\n",
+      "|ct_starters_score_final|calculated|round_state:ct_score||\n",
+      "|t_starters_score_final|calculated|round_state:t_score||\n",
+      "|providence|calculated|metademo:providence||\n",
+      "|number_of_points|calculated|shape of all data frames||\n",
+      "\n",
+      "## item_equip - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|player_id|replay|||\n",
+      "|item|replay|||\n",
+      "|def_index|replay|||\n",
+      "|can_zoom|replay|||\n",
+      "|has_silencer|replay|||\n",
+      "|is_silenced|replay|||\n",
+      "|has_tracers|replay|||\n",
+      "|weapon_type_code|replay|||\n",
+      "|is_painted|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|player_x_pos|merged||player_id, tick|\n",
+      "|player_y_pos|merged||player_id, tick|\n",
+      "|player_z_pos|merged||player_id, tick|\n",
+      "|player_x_vel|merged||player_id, tick|\n",
+      "|player_y_vel|merged||player_id, tick|\n",
+      "|player_z_vel|merged||player_id, tick|\n",
+      "|player_phi_ang|merged||player_id, tick|\n",
+      "|player_theta_ang|merged||player_id, tick|\n",
+      "|player_weapon_code|merged||player_id, tick|\n",
+      "|player_team_code|merged||player_id, tick|\n",
+      "|player_tick|merged||player_id, tick|\n",
+      "|player_player_id|merged||player_id, tick|\n",
+      "\n",
+      "## item_pickup - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|player_id|replay|||\n",
+      "|item|replay|||\n",
+      "|def_index|replay|||\n",
+      "|is_silent|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|player_x_pos|merged||player_id, tick|\n",
+      "|player_y_pos|merged||player_id, tick|\n",
+      "|player_z_pos|merged||player_id, tick|\n",
+      "|player_x_vel|merged||player_id, tick|\n",
+      "|player_y_vel|merged||player_id, tick|\n",
+      "|player_z_vel|merged||player_id, tick|\n",
+      "|player_phi_ang|merged||player_id, tick|\n",
+      "|player_theta_ang|merged||player_id, tick|\n",
+      "|player_weapon_code|merged||player_id, tick|\n",
+      "|player_team_code|merged||player_id, tick|\n",
+      "|player_tick|merged||player_id, tick|\n",
+      "|player_player_id|merged||player_id, tick|\n",
+      "\n",
+      "## molotov_state - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|event_type|replay|||\n",
+      "|entity_id|replay|||\n",
+      "|x_pos|replay|||\n",
+      "|y_pos|replay|||\n",
+      "|z_pos|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|entity_id_fixed|calculated|round, entity_id, event_type, tick||\n",
+      "|burn_duration|calculated|second, entity_id_fixed, event_type||\n",
+      "|was_extinguished_by_smoke|calculated|second, entity_id_fixed, event_type, burn_duration||\n",
+      "|extinguisher_id|calculated|second, entity_id_fixed, event_type, x_pos, y_pos, z_pos, player_id||\n",
+      "|extinguisher_id_fixed|calculated|second, entity_id, entity_id_fixed, event_type, x_pos, y_pos, z_pos, player_id_fixed||\n",
+      "|smoke_entity_id|calculated|second, entity_id, entity_id_fixed, event_type, x_pos, y_pos, z_pos||\n",
+      "|was_extinguished_by_thrown_smoke|calculated|second, entity_id, entity_id_fixed, event_type, x_pos, y_pos, z_pos||\n",
+      "|player_id|calculated|event_type, second, round||\n",
+      "|player_id_fixed|calculated|event_type, second, round||\n",
+      "|tick_throw|calculated|event_type, second, round||\n",
+      "|player_x_pos|merged||tick_throw, player_id|\n",
+      "|player_y_pos|merged||tick_throw, player_id|\n",
+      "|player_z_pos|merged||tick_throw, player_id|\n",
+      "|player_x_vel|merged||tick_throw, player_id|\n",
+      "|player_y_vel|merged||tick_throw, player_id|\n",
+      "|player_z_vel|merged||tick_throw, player_id|\n",
+      "|player_phi_ang|merged||tick_throw, player_id|\n",
+      "|player_theta_ang|merged||tick_throw, player_id|\n",
+      "|player_weapon_code|merged||tick_throw, player_id|\n",
+      "|player_team_code|merged||tick_throw, player_id|\n",
+      "\n",
+      "## other_death - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|other_type|replay|||\n",
+      "|attacker_id|replay|||\n",
+      "|weapon_name|replay|||\n",
+      "|is_headshot|replay|||\n",
+      "|penetration_amount|replay|||\n",
+      "|is_through_smoke|replay|||\n",
+      "|is_attacker_blind|replay|||\n",
+      "|is_noscope|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|attacker_id_fixed|merged||attacker_id, round, steam_id|\n",
+      "|attacker_x_pos|merged||attacker_id, tick|\n",
+      "|attacker_y_pos|merged||attacker_id, tick|\n",
+      "|attacker_z_pos|merged||attacker_id, tick|\n",
+      "|attacker_x_vel|merged||attacker_id, tick|\n",
+      "|attacker_y_vel|merged||attacker_id, tick|\n",
+      "|attacker_z_vel|merged||attacker_id, tick|\n",
+      "|attacker_phi_ang|merged||attacker_id, tick|\n",
+      "|attacker_theta_ang|merged||attacker_id, tick|\n",
+      "|attacker_weapon_code|merged||attacker_id, tick|\n",
+      "|attacker_team_code|merged||attacker_id, tick|\n",
+      "|attacker_tick|merged||attacker_id, tick|\n",
+      "|attacker_player_id|merged||attacker_id, tick|\n",
+      "\n",
+      "## player_action - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|event_type|replay|||\n",
+      "|player_id|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|player_x_pos|merged||player_id, tick|\n",
+      "|player_y_pos|merged||player_id, tick|\n",
+      "|player_z_pos|merged||player_id, tick|\n",
+      "|player_x_vel|merged||player_id, tick|\n",
+      "|player_y_vel|merged||player_id, tick|\n",
+      "|player_z_vel|merged||player_id, tick|\n",
+      "|player_phi_ang|merged||player_id, tick|\n",
+      "|player_theta_ang|merged||player_id, tick|\n",
+      "|player_weapon_code|merged||player_id, tick|\n",
+      "|player_team_code|merged||player_id, tick|\n",
+      "|player_tick|merged||player_id, tick|\n",
+      "|player_player_id|merged||player_id, tick|\n",
+      "\n",
+      "## player_blind - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|player_id|replay|||\n",
+      "|entity_id|replay|||\n",
+      "|attacker_id|replay|||\n",
+      "|blind_duration|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|attacker_id_fixed|merged||attacker_id, round, steam_id|\n",
+      "|player_x_pos|merged||player_id, tick|\n",
+      "|player_y_pos|merged||player_id, tick|\n",
+      "|player_z_pos|merged||player_id, tick|\n",
+      "|player_x_vel|merged||player_id, tick|\n",
+      "|player_y_vel|merged||player_id, tick|\n",
+      "|player_z_vel|merged||player_id, tick|\n",
+      "|player_phi_ang|merged||player_id, tick|\n",
+      "|player_theta_ang|merged||player_id, tick|\n",
+      "|player_weapon_code|merged||player_id, tick|\n",
+      "|player_team_code|merged||player_id, tick|\n",
+      "|player_tick|merged||player_id, tick|\n",
+      "|player_player_id|merged||player_id, tick|\n",
+      "|attacker_x_pos|merged||attacker_id, tick|\n",
+      "|attacker_y_pos|merged||attacker_id, tick|\n",
+      "|attacker_z_pos|merged||attacker_id, tick|\n",
+      "|attacker_x_vel|merged||attacker_id, tick|\n",
+      "|attacker_y_vel|merged||attacker_id, tick|\n",
+      "|attacker_z_vel|merged||attacker_id, tick|\n",
+      "|attacker_phi_ang|merged||attacker_id, tick|\n",
+      "|attacker_theta_ang|merged||attacker_id, tick|\n",
+      "|attacker_weapon_code|merged||attacker_id, tick|\n",
+      "|attacker_team_code|merged||attacker_id, tick|\n",
+      "|attacker_tick|merged||attacker_id, tick|\n",
+      "|attacker_player_id|merged||attacker_id, tick|\n",
+      "\n",
+      "## player_death - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|player_id|replay|||\n",
+      "|attacker_id|replay|||\n",
+      "|assister_id|replay|||\n",
+      "|weapon_name|replay|||\n",
+      "|is_headshot|replay|||\n",
+      "|penetration_amount|replay|||\n",
+      "|has_replay|replay|||\n",
+      "|is_flash_assist|replay|||\n",
+      "|is_through_smoke|replay|||\n",
+      "|is_attacker_blind|replay|||\n",
+      "|is_noscope|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|attacker_id_fixed|merged||attacker_id, round, steam_id|\n",
+      "|assister_id_fixed|merged||assister_id, round, steam_id|\n",
+      "|player_x_pos|merged||player_id, tick|\n",
+      "|player_y_pos|merged||player_id, tick|\n",
+      "|player_z_pos|merged||player_id, tick|\n",
+      "|player_x_vel|merged||player_id, tick|\n",
+      "|player_y_vel|merged||player_id, tick|\n",
+      "|player_z_vel|merged||player_id, tick|\n",
+      "|player_phi_ang|merged||player_id, tick|\n",
+      "|player_theta_ang|merged||player_id, tick|\n",
+      "|player_weapon_code|merged||player_id, tick|\n",
+      "|player_team_code|merged||player_id, tick|\n",
+      "|player_tick|merged||player_id, tick|\n",
+      "|player_player_id|merged||player_id, tick|\n",
+      "|attacker_x_pos|merged||attacker_id, tick|\n",
+      "|attacker_y_pos|merged||attacker_id, tick|\n",
+      "|attacker_z_pos|merged||attacker_id, tick|\n",
+      "|attacker_x_vel|merged||attacker_id, tick|\n",
+      "|attacker_y_vel|merged||attacker_id, tick|\n",
+      "|attacker_z_vel|merged||attacker_id, tick|\n",
+      "|attacker_phi_ang|merged||attacker_id, tick|\n",
+      "|attacker_theta_ang|merged||attacker_id, tick|\n",
+      "|attacker_weapon_code|merged||attacker_id, tick|\n",
+      "|attacker_team_code|merged||attacker_id, tick|\n",
+      "|attacker_tick|merged||attacker_id, tick|\n",
+      "|attacker_player_id|merged||attacker_id, tick|\n",
+      "|assister_x_pos|merged||assister_id, tick|\n",
+      "|assister_y_pos|merged||assister_id, tick|\n",
+      "|assister_z_pos|merged||assister_id, tick|\n",
+      "|assister_x_vel|merged||assister_id, tick|\n",
+      "|assister_y_vel|merged||assister_id, tick|\n",
+      "|assister_z_vel|merged||assister_id, tick|\n",
+      "|assister_phi_ang|merged||assister_id, tick|\n",
+      "|assister_theta_ang|merged||assister_id, tick|\n",
+      "|assister_weapon_code|merged||assister_id, tick|\n",
+      "|assister_team_code|merged||assister_id, tick|\n",
+      "|assister_tick|merged||assister_id, tick|\n",
+      "|assister_player_id|merged||assister_id, tick|\n",
+      "\n",
+      "## player_disconnect - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|player_id|replay|||\n",
+      "|disconnect_reason|replay|||\n",
+      "|is_bot|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "\n",
+      "## player_footstep - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|player_id|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "\n",
+      "## player_hurt - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|player_id|replay|||\n",
+      "|attacker_id|replay|||\n",
+      "|health|replay|||\n",
+      "|armor|replay|||\n",
+      "|weapon_name|replay|||\n",
+      "|health_removed|replay|||\n",
+      "|armor_removed|replay|||\n",
+      "|hit_box_code|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|attacker_id_fixed|merged||attacker_id, round, steam_id|\n",
+      "|player_x_pos|merged||player_id, tick|\n",
+      "|player_y_pos|merged||player_id, tick|\n",
+      "|player_z_pos|merged||player_id, tick|\n",
+      "|player_x_vel|merged||player_id, tick|\n",
+      "|player_y_vel|merged||player_id, tick|\n",
+      "|player_z_vel|merged||player_id, tick|\n",
+      "|player_phi_ang|merged||player_id, tick|\n",
+      "|player_theta_ang|merged||player_id, tick|\n",
+      "|player_weapon_code|merged||player_id, tick|\n",
+      "|player_team_code|merged||player_id, tick|\n",
+      "|player_tick|merged||player_id, tick|\n",
+      "|player_player_id|merged||player_id, tick|\n",
+      "|attacker_x_pos|merged||attacker_id, tick|\n",
+      "|attacker_y_pos|merged||attacker_id, tick|\n",
+      "|attacker_z_pos|merged||attacker_id, tick|\n",
+      "|attacker_x_vel|merged||attacker_id, tick|\n",
+      "|attacker_y_vel|merged||attacker_id, tick|\n",
+      "|attacker_z_vel|merged||attacker_id, tick|\n",
+      "|attacker_phi_ang|merged||attacker_id, tick|\n",
+      "|attacker_theta_ang|merged||attacker_id, tick|\n",
+      "|attacker_weapon_code|merged||attacker_id, tick|\n",
+      "|attacker_team_code|merged||attacker_id, tick|\n",
+      "|attacker_tick|merged||attacker_id, tick|\n",
+      "|attacker_player_id|merged||attacker_id, tick|\n",
+      "|effective_health_removed|calculated|player_id, round, health||\n",
+      "\n",
+      "## player_info - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay-deleted|||\n",
+      "|player_id|replay|||\n",
+      "|team_code|replay|||\n",
+      "|wins|replay-capped|||\n",
+      "|rank|replay|||\n",
+      "|radar_color_code|replay|||\n",
+      "|second|calculated-deleted|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|rank_raw|calculated|player_info:rank||\n",
+      "|rank_platform|calculated|player_personal:rank||\n",
+      "\n",
+      "## player_name - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|player_id|replay|||\n",
+      "|name_new|replay-redacted|||\n",
+      "|name_old|replay-redacted|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "\n",
+      "## player_personal - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay-deleted|||\n",
+      "|player_id|replay|||\n",
+      "|player_controller_id|replay|||\n",
+      "|player_id_pawn|replay|||\n",
+      "|name|replay-redacted|||\n",
+      "|clan_tag|replay-redacted|||\n",
+      "|steam_id|replay-redacted|||\n",
+      "|second|calculated-deleted|tick, tick_rate||\n",
+      "|is_bot|calculated|steam_id||\n",
+      "|player_id_fixed|calculated|steam_id, is_bot||\n",
+      "\n",
+      "## player_spawn - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|player_id|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|player_x_pos|merged||player_id, tick|\n",
+      "|player_y_pos|merged||player_id, tick|\n",
+      "|player_z_pos|merged||player_id, tick|\n",
+      "|player_x_vel|merged||player_id, tick|\n",
+      "|player_y_vel|merged||player_id, tick|\n",
+      "|player_z_vel|merged||player_id, tick|\n",
+      "|player_phi_ang|merged||player_id, tick|\n",
+      "|player_theta_ang|merged||player_id, tick|\n",
+      "|player_weapon_code|merged||player_id, tick|\n",
+      "|player_team_code|merged||player_id, tick|\n",
+      "|player_tick|merged||player_id, tick|\n",
+      "|player_player_id|merged||player_id, tick|\n",
+      "\n",
+      "## player_status - \n",
+      "\n",
+      "|tick|replay|||\n",
+      "|round|replay|||\n",
+      "|player_id|replay|||\n",
+      "|player_controller_id|replay|||\n",
+      "|armor|replay|||\n",
+      "|health|replay|||\n",
+      "|place_name|replay|||\n",
+      "|inv_primary|replay|||\n",
+      "|inv_secondary|replay|||\n",
+      "|inv_flashbang|replay|||\n",
+      "|inv_taser|replay|||\n",
+      "|inv_hegrenade|replay|||\n",
+      "|inv_smokegrenade|replay|||\n",
+      "|inv_molotov|replay|||\n",
+      "|inv_decoy|replay|||\n",
+      "|inv_incgrenade|replay|||\n",
+      "|inv_c4|replay|||\n",
+      "|current_equipment_cost|replay|||\n",
+      "|freezetime_end_equipment_cost|replay|||\n",
+      "|money|replay|||\n",
+      "|ping|replay-redacted|||\n",
+      "|round_start_equipment_cost|replay|||\n",
+      "|zoom_level|replay|||\n",
+      "|iron_sight_mode|replay|||\n",
+      "|burst_mode|replay|||\n",
+      "|is_silenced|replay|||\n",
+      "|reload_visually_complete|replay|||\n",
+      "|weapon_mode|replay|||\n",
+      "|flash_duration|replay|||\n",
+      "|flash_max_alpha|replay|||\n",
+      "|has_c4|replay|||\n",
+      "|has_defuser|replay|||\n",
+      "|has_helmet|replay|||\n",
+      "|is_defusing|replay|||\n",
+      "|is_fake_player|replay|||\n",
+      "|is_in_bomb_zone|replay|||\n",
+      "|is_in_buy_zone|replay|||\n",
+      "|is_scoped|replay|||\n",
+      "|is_spotted|replay|||\n",
+      "|is_walking|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|equipment_value_calc|calculated|inv_flashbang, inv_taser, inv_hegrenade, inv_smokegrenade, inv_molotov, inv_decoy, inv_incgrenade, inv_c4, armor, has_defuser, has_helmet, inv_primary, inv_secondary||\n",
+      "\n",
+      "## player_vector - \n",
+      "\n",
+      "|tick|replay|||\n",
+      "|round|replay|||\n",
+      "|player_id|replay|||\n",
+      "|x_pos|replay|||\n",
+      "|y_pos|replay|||\n",
+      "|z_pos|replay|||\n",
+      "|x_aimpunch|replay|||\n",
+      "|y_aimpunch|replay|||\n",
+      "|current_ammo|replay|||\n",
+      "|weapon_code|replay|||\n",
+      "|inaccuracy|replay|||\n",
+      "|last_shot_time|replay|||\n",
+      "|recoil_index|replay|||\n",
+      "|phi_ang|replay|||\n",
+      "|theta_ang|replay|||\n",
+      "|is_ducked|replay|||\n",
+      "|is_ducking|replay|||\n",
+      "|duck_amount|replay|||\n",
+      "|duck_speed|replay|||\n",
+      "|fall_velocity|replay|||\n",
+      "|view_punch_angle_tick|replay|||\n",
+      "|aim_punch_angle_vel_x|replay|||\n",
+      "|aim_punch_angle_vel_y|replay|||\n",
+      "|aim_punch_angle_vel_z|replay|||\n",
+      "|is_rescuing|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|team_code|merged||round, player_id|\n",
+      "|theta_vel|calculated|second, player_id, theta||\n",
+      "|phi_vel|calculated|second, player_id, phi||\n",
+      "|ang_vel|calculated|phi_vel, theta_vel||\n",
+      "|x_vel|calculated|second, x_pos||\n",
+      "|y_vel|calculated|second, y_pos||\n",
+      "|z_vel|calculated|second, z_pos||\n",
+      "|x_vel|calculated|second, x_pos||\n",
+      "|y_vel|calculated|second, y_pos||\n",
+      "|z_vel|calculated|second, z_pos||\n",
+      "|x_vel|calculated|second, x_pos||\n",
+      "|y_vel|calculated|second, y_pos||\n",
+      "|z_vel|calculated|second, z_pos||\n",
+      "|x_vel|calculated|second, x_pos||\n",
+      "|y_vel|calculated|second, y_pos||\n",
+      "|z_vel|calculated|second, z_pos||\n",
+      "|x_vel|calculated|second, x_pos||\n",
+      "|y_vel|calculated|second, y_pos||\n",
+      "|z_vel|calculated|second, z_pos||\n",
+      "|x_vel|calculated|second, x_pos||\n",
+      "|y_vel|calculated|second, y_pos||\n",
+      "|z_vel|calculated|second, z_pos||\n",
+      "|x_vel|calculated|second, x_pos||\n",
+      "|y_vel|calculated|second, y_pos||\n",
+      "|z_vel|calculated|second, z_pos||\n",
+      "|x_vel|calculated|second, x_pos||\n",
+      "|y_vel|calculated|second, y_pos||\n",
+      "|z_vel|calculated|second, z_pos||\n",
+      "|x_vel|calculated|second, x_pos||\n",
+      "|y_vel|calculated|second, y_pos||\n",
+      "|z_vel|calculated|second, z_pos||\n",
+      "|x_vel|calculated|second, x_pos||\n",
+      "|y_vel|calculated|second, y_pos||\n",
+      "|z_vel|calculated|second, z_pos||\n",
+      "|speed_2d|calculated|x_vel, y_vel||\n",
+      "|movement_angle|calculated|second, x_vel, y_vel||\n",
+      "|movement_angle_diff|calculated|second, speed_2d, theta_ang, movement_angle||\n",
+      "\n",
+      "## round_end - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|winner_team_code|replay|||\n",
+      "|win_reason_code|replay|||\n",
+      "|win_reason_message|replay|||\n",
+      "|legacy_code|replay|||\n",
+      "|player_count|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "\n",
+      "## round_mvp - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|player_id|replay|||\n",
+      "|mvp_reason_code|replay|||\n",
+      "|music_kit_mvps|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "\n",
+      "## round_start - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|time_limit|replay|||\n",
+      "|frag_limit|replay|||\n",
+      "|objective|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "\n",
+      "## round_state - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|event_type|replay|||\n",
+      "|t_score|replay_fixed|||\n",
+      "|ct_score|replay_fixed|||\n",
+      "|t_score_raw|replay|||\n",
+      "|ct_score_raw|replay|||\n",
+      "|phase|replay|||\n",
+      "|is_warmup|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "\n",
+      "## tick - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|previous_phase|calculated|event_type, second||\n",
+      "|second_since_previous_phase|calculated|second||\n",
+      "\n",
+      "## weapon_action - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|event_type|replay|||\n",
+      "|player_id|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|player_x_pos|merged||player_id, tick|\n",
+      "|player_y_pos|merged||player_id, tick|\n",
+      "|player_z_pos|merged||player_id, tick|\n",
+      "|player_x_vel|merged||player_id, tick|\n",
+      "|player_y_vel|merged||player_id, tick|\n",
+      "|player_z_vel|merged||player_id, tick|\n",
+      "|player_phi_ang|merged||player_id, tick|\n",
+      "|player_theta_ang|merged||player_id, tick|\n",
+      "|player_weapon_code|merged||player_id, tick|\n",
+      "|player_team_code|merged||player_id, tick|\n",
+      "|player_tick|merged||player_id, tick|\n",
+      "|player_player_id|merged||player_id, tick|\n",
+      "\n",
+      "## weapon_fire - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|player_id|replay|||\n",
+      "|player_id_pawn|replay|||\n",
+      "|weapon_name|replay|||\n",
+      "|is_silenced|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|player_x_pos|merged||player_id, tick|\n",
+      "|player_y_pos|merged||player_id, tick|\n",
+      "|player_z_pos|merged||player_id, tick|\n",
+      "|player_x_vel|merged||player_id, tick|\n",
+      "|player_y_vel|merged||player_id, tick|\n",
+      "|player_z_vel|merged||player_id, tick|\n",
+      "|player_phi_ang|merged||player_id, tick|\n",
+      "|player_theta_ang|merged||player_id, tick|\n",
+      "|player_weapon_code|merged||player_id, tick|\n",
+      "|player_team_code|merged||player_id, tick|\n",
+      "|player_tick|merged||player_id, tick|\n",
+      "|player_player_id|merged||player_id, tick|\n",
+      "|missed_molotov|calculated|event_type-molotov_state, second-molotov_state||\n",
+      "\n",
+      "## item_remove - \n",
+      "\n",
+      "|round|replay|||\n",
+      "|tick|replay|||\n",
+      "|player_id|replay|||\n",
+      "|item|replay|||\n",
+      "|def_index|replay|||\n",
+      "|second|calculated|tick, tick_rate||\n",
+      "|player_id_fixed|merged||player_id, round, steam_id|\n",
+      "|player_x_pos|merged||player_id, tick|\n",
+      "|player_y_pos|merged||player_id, tick|\n",
+      "|player_z_pos|merged||player_id, tick|\n",
+      "|player_x_vel|merged||player_id, tick|\n",
+      "|player_y_vel|merged||player_id, tick|\n",
+      "|player_z_vel|merged||player_id, tick|\n",
+      "|player_phi_ang|merged||player_id, tick|\n",
+      "|player_theta_ang|merged||player_id, tick|\n",
+      "|player_weapon_code|merged||player_id, tick|\n",
+      "|player_team_code|merged||player_id, tick|\n",
+      "|player_tick|merged||player_id, tick|\n",
+      "|player_player_id|merged||player_id, tick|\n",
+      "\n"
+     ]
+    }
+   ],
+   "source": [
+    "for channel in channels:\n",
+    "    print(\"## \"+channel['channel']+' - ')\n",
+    "    print()\n",
+    "    for column in channel['columns']:\n",
+    "        print_row(column)\n",
+    "    print()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 15,
+   "id": "7ee5100b-8432-4e23-956c-60e9270e2a68",
+   "metadata": {},
+   "outputs": [
+    {
+     "data": {
+      "text/plain": [
+       "''"
+      ]
+     },
+     "execution_count": 15,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "'.'.join([])\n",
+    "# Events that trigger this channel: bomb_abort_plant, bomb_begin_plant, bomb_dropped, bomb_pickup, player_given_c4\n",
+    "\n",
+    "# | Col Name           | Origin     | Dependents      | Merge Keys                 |\n",
+    "# | ------------------ | ---------- | --------------- | -------------------------- |\n",
+    "# | round              | replay     | none            | none                       |\n",
+    "# | tick               | replay     | none            | none                       |\n",
+    "# | event_type         | replay     | none            | none                       |\n",
+    "# | player_id          | replay     | none            | none                       |\n",
+    "# | site_code          | replay     | none            | none                       |\n",
+    "# | entity_id          | replay     | none            | none                       |\n",
+    "# | second             | calculated | tick, tick_rate | none                       |\n",
+    "# | player_id_fixed    | merged     | none            | player_id, round, steam_id |\n",
+    "# | player_x_pos       | merged     | none            | player_id, tick            |\n",
+    "# | player_y_pos       | merged     | none            | player_id, tick            |\n",
+    "# | player_z_pos       | merged     | none            | player_id, tick            |\n",
+    "# | player_x_vel       | merged     | none            | player_id, tick            |\n",
+    "# | player_y_vel       | merged     | none            | player_id, tick            |\n",
+    "# | player_z_vel       | merged     | none            | player_id, tick            |\n",
+    "# | player_phi_ang     | merged     | none            | player_id, tick            |\n",
+    "# | player_theta_ang   | merged     | none            | player_id, tick            |\n",
+    "# | player_weapon_code | merged     | none            | player_id, tick            |\n",
+    "# | player_team_code   | merged     | none            | player_id, tick            |\n",
+    "# | player_tick        | merged     | none            | player_id, tick            |\n",
+    "# | player_player_id   | merged     | none            | player_id, tick            |"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "cf351e7d-32bc-4899-a8b5-ffd04d589844",
+   "metadata": {},
+   "outputs": [],
+   "source": []
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 3 (ipykernel)",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.11.2"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 5
+}
diff --git a/docs/datascience/adx/cs2/csds/csds b/docs/datascience/adx/cs2/csds/csds
new file mode 100644
index 0000000..91ec364
Binary files /dev/null and b/docs/datascience/adx/cs2/csds/csds differ