Table: icc_knockout_players
Columns: player
date_of_birth
batting_style
bowling_style
first_class_team

Question: Who has a bowling style of source:?
SQL: SELECT "player" FROM icc_knockout_players WHERE "bowling_style" = 'source:'

Question: What first class team does sanath jayasuriya play for?
SQL: SELECT "first_class_team" FROM icc_knockout_players WHERE "player" = 'sanath jayasuriya'

Question: When was roshan mahanama born?
SQL: SELECT "date_of_birth" FROM icc_knockout_players WHERE "player" = 'roshan mahanama'

Question: When was avishka gunawardene born?
SQL: SELECT "date_of_birth" FROM icc_knockout_players WHERE "player" = 'avishka gunawardene'