Question: Which Total has a Rank of 4, and a Silver larger than 2?
SQL: SELECT MIN("Total") FROM "2-18607938-4" WHERE "Rank" = '4' AND "Silver" > 2.0;

Question: How much Total has a Rank of 5, and a Bronze larger than 3?
SQL: SELECT SUM("Total") FROM "2-18607938-4" WHERE "Rank" = '5' AND "Bronze" > 3.0;

Question: Which Silver has a Nation of total, and a Bronze smaller than 18?
SQL: SELECT MAX("Silver") FROM "2-18607938-4" WHERE "Nation" = 'total' AND "Bronze" < 18.0;

Question: How much Silver has a Nation of total, and a total smaller than 54?
SQL: SELECT COUNT("Silver") FROM "2-18607938-4" WHERE "Nation" = 'total' AND "Total" < 54.0;