Who won the Senior British Open when Hale Irwin (3/7) won the Senior PGA Championship?
CREATE TABLE "senior_major_winners" (
  "year" real,
  "senior_pga_championship" text,
  "the_tradition" text,
  "senior_players_championship" text,
  "u_s_senior_open" text,
  "senior_british_open" text
);
SELECT "senior_british_open" FROM "senior_major_winners" WHERE "senior_pga_championship"='hale irwin (3/7)';