CREATE TABLE "medal_table" (
  "rank" real,
  "nation" text,
  "gold" real,
  "silver" real,
  "bronze" real,
  "total" real
);

Question: Which is the highest silver that has a gold less than 0?
SQL: SELECT MAX("silver") FROM "medal_table" WHERE "gold"<0;

Question: What is the lowest silver that has 1 as the rank, with a bronze greater than 5?
SQL: SELECT MIN("silver") FROM "medal_table" WHERE "rank"=1 AND "bronze">5;

Question: What is the highest silver that has 9 as the rank, germany as the nation, with a gold less than 0?
SQL: SELECT MAX("silver") FROM "medal_table" WHERE "rank"=9 AND "nation"='germany' AND "gold"<0;