CREATE TABLE table_name_56 (rank INT, notes VARCHAR, time VARCHAR)

What is the highest rank for a 6:52.70 time and notes of sa/b?
SELECT MAX(rank) FROM table_name_56 WHERE notes = "sa/b" AND time = "6:52.70"
SELECT MAX("rank") FROM "table_name_56" WHERE "6:52.70" = "time" AND "notes" = "sa/b"