CREATE TABLE table_name_90 (category VARCHAR2, year VARCHAR2, score VARCHAR2)

What was the Category after 1991 with a Score of 7-5, 6-7, 6-2?
SELECT category FROM table_name_90 WHERE year > 1991 AND score = "7-5, 6-7, 6-2"
SELECT "category" FROM "table_name_90" WHERE "7-5, 6-7, 6-2" = "score" AND "year" > 1991