Table: online_games
Columns: developer_s
release_date
required_os
payment
type

Question: Which Release date has a Required OS of windows, a Type of 2d, and a Developer(s) of zeonix?
SQL: SELECT "release_date" FROM online_games WHERE "required_os" = 'windows' AND "type" = '2d' AND "developer_s" = 'zeonix'

Question: Which Payment has a Type of 2d, and a Release date of january 2003?
SQL: SELECT "payment" FROM online_games WHERE "type" = '2d' AND "release_date" = 'january 2003'

Question: Which Payment has a Type of text, and a Release date of 26 september, 2003?
SQL: SELECT "payment" FROM online_games WHERE "type" = 'text' AND "release_date" = '26 september, 2003'

Question: Which Type has a Release date of november 30, 1997?
SQL: SELECT "type" FROM online_games WHERE "release_date" = 'november 30, 1997'

Question: Which Release date has a Type of 2d?
SQL: SELECT "release_date" FROM online_games WHERE "type" = '2d'

Question: Which Release date has a Developer(s) of microsoft research?
SQL: SELECT "release_date" FROM online_games WHERE "developer_s" = 'microsoft research'