CREATE TABLE table_name_19 (Id VARCHAR2)

What is the 1988 result that has a 1994 result of A, and 3r as the 1987 result?
SELECT 1988 FROM table_name_19 WHERE 1994 = "a" AND 1987 = "3r"
SELECT 1988 FROM "table_name_19" WHERE "3r" = 1987 AND "a" = 1994