CREATE TABLE table_203_531 (id NUMBER, "date" CLOB, "tournament" CLOB, "location" CLOB, "winner" CLOB, "score" CLOB, "1st prize  ( $ ) " NUMBER)

which pga tour event gave out the least prize money to its 1st place finisher ?
SELECT "tournament" FROM table_203_531 ORDER BY "1st prize ($)" LIMIT 1
SELECT "tournament" FROM "table_203_531" ORDER BY "1st prize ($)" FETCH FIRST 1 ROWS ONLY