CREATE TABLE table_name_69 (Id VARCHAR)

What is the 1991 when 1992 and 1990 are 1R?
SELECT 1991 FROM table_name_69 WHERE 1992 = "1r" AND 1990 = "1r"
SELECT 1991 FROM "table_name_69" WHERE "1r" = 1990 AND "1r" = 1992