CREATE TABLE table_name_78 (margin_of_victory VARCHAR, winning_score VARCHAR)

What is the margin of victory for the winning score of 10 (71-65-68-70=274)?
SELECT margin_of_victory FROM table_name_78 WHERE winning_score = −10(71 - 65 - 68 - 70 = 274)
SELECT "margin_of_victory" FROM "table_name_78" WHERE "winning_score" = −10(FALSE)