CREATE TABLE table_name_78 (heat INT, nationality VARCHAR, rank VARCHAR)

How many heats did Runners from Guinea-Bissau run, with rank higher than 33?
SELECT SUM(heat) FROM table_name_78 WHERE nationality = "guinea-bissau" AND rank < 33
SELECT SUM("heat") FROM "table_name_78" WHERE "guinea-bissau" = "nationality" AND "rank" < 33