Table: cricket_matches
Columns: s_no
team_a
team_b
winner
margin
match_date

Question: What date did the West Indies win the match?
SQL: SELECT "match_date" FROM cricket_matches WHERE "winner" = 'West Indies'

Question: How many games were won by a margin of 131 runs?
SQL: SELECT COUNT("team_a") FROM cricket_matches WHERE "margin" = '131 runs'

Question: Who won the match when the margin was 131 runs?
SQL: SELECT "winner" FROM cricket_matches WHERE "margin" = '131 runs'

Question: What was the margin of the match on 19 Jan 2002?
SQL: SELECT "margin" FROM cricket_matches WHERE "match_date" = '19 Jan 2002'