Question: How many Silver medals for the Nation of turkey with a Total of less than 2?
SQL: SELECT SUM("Silver") FROM "2-17010918-3" WHERE "Nation" = 'turkey' AND "Total" < 2.0;

Question: How many Gold for the Nation in Rank 15 with 0 Silver?
SQL: SELECT MAX("Gold") FROM "2-17010918-3" WHERE "Rank" = '15' AND "Silver" > 0.0;