Table: world_open_stats
Columns: year
winner
country
purse
score
first_prize

Question: What was the top first place prize in 1997?
SQL: SELECT MAX("first_prize") FROM world_open_stats WHERE "year" = 1997

Question: What was the total purse in the years after 1996 with a score of 272 (-16) when frank nobilo won?
SQL: SELECT SUM("purse") FROM world_open_stats WHERE "score" = '272 (-16)' AND "winner" = 'frank nobilo' AND "year" > 1996