Database: wta_1

Question: Find the name and rank of the 3 youngest winners across all matches.
SQL: SELECT DISTINCT winner_name ,  winner_rank FROM matches ORDER BY winner_age LIMIT 3

Question: How many different winners both participated in the WTA Championships and were left handed?
SQL: SELECT count(DISTINCT winner_name) FROM matches WHERE tourney_name  =  'WTA Championships' AND winner_hand  =  'L'