CREATE TABLE table_43394 ("Date" CLOB, "Tournament" CLOB, "Winning score" CLOB, "Margin of victory" CLOB, "Runner ( s ) -up" CLOB)

What is the margin of victory in a semgroup championship?
SELECT "Margin of victory" FROM table_43394 WHERE "Tournament" = 'semgroup championship'
SELECT "Margin of victory" FROM "table_43394" WHERE "Tournament" = 'semgroup championship'