Table: canoe_world_champs_1981
Columns: rank
nation
gold
silver
bronze
total

Question: What's the highest total of Romania when the bronze was less than 2?
SQL: SELECT MAX("total") FROM canoe_world_champs_1981 WHERE "nation" = 'romania' AND "bronze" < 2

Question: What's the total of rank number 6 with more than 2 silver?
SQL: SELECT MAX("total") FROM canoe_world_champs_1981 WHERE "rank" = '6' AND "silver" > 2