CREATE TABLE table_28204 ("Date" TEXT, "Tournament" TEXT, "Location" TEXT, "Purse  (  $  ) " FLOAT, "Winner" TEXT, "Score" TEXT, "1st Prize  (  $  ) " TEXT)

Name the 1st prize for senior pga championship
SELECT "1st Prize ( $ )" FROM table_28204 WHERE "Tournament" = 'Senior PGA Championship'
SELECT "1st Prize ( $ )" FROM "table_28204" WHERE "Tournament" = 'Senior PGA Championship'