CREATE TABLE table_name_22 (to_par VARCHAR2, country VARCHAR2, place VARCHAR2, score VARCHAR2)

What is the to par of the player from the United States with a t6 place and a score of 70-73-68-73=284?
SELECT to_par FROM table_name_22 WHERE country = "united states" AND place = "t6" AND score = 70 - 73 - 68 - 73 = 284
SELECT "to_par" FROM "table_name_22" WHERE "country" = "united states" AND "place" = "t6" AND "score" = FALSE