Table: black_sea_2007_medals
Columns: rank
nation
gold
silver
bronze
total

Question: Which Bronze has a Silver of 15, and a Total smaller than 54?
SQL: SELECT MIN("bronze") FROM black_sea_2007_medals WHERE "silver" = 15 AND "total" < 54

Question: How many Bronzes have a Rank of 9, and a Silver larger than 2?
SQL: SELECT SUM("bronze") FROM black_sea_2007_medals WHERE "rank" = '9' AND "silver" > 2

Question: How many totals have a Silver of 40, and a Gold smaller than 39?
SQL: SELECT COUNT("total") FROM black_sea_2007_medals WHERE "silver" = 40 AND "gold" < 39