CREATE TABLE table_17938 ("Year" CLOB, "Championship" CLOB, "54 holes" CLOB, "Winning score" CLOB, "Margin" CLOB, "Runner ( s ) -up" CLOB)

What was the winning score of the Masters Tournament?
SELECT "Winning score" FROM table_17938 WHERE "Championship" = 'Masters Tournament'
SELECT "Winning score" FROM "table_17938" WHERE "Championship" = 'Masters Tournament'