Table: junior_grand_prix_stats
Columns: rank
nation
gold
silver
bronze
total

Question: Name the sum of gold when Bronze is less than 0
SQL: SELECT SUM("gold") FROM junior_grand_prix_stats WHERE "bronze" < 0

Question: Name the nation when bronze is less than 4 and the total is more than 4
SQL: SELECT "nation" FROM junior_grand_prix_stats WHERE "total" > 4 AND "bronze" < 4