What week was stefan edberg anders järryd was semifinalist and champion is john mcenroe 7–6, 6–3?
CREATE TABLE "table1_21584646_10" (
  "week_of" text,
  "tournament" text,
  "champion" text,
  "runner_up" text,
  "semifinalists" text,
  "quarterfinalists" text
);
SELECT "week_of" FROM "table1_21584646_10" WHERE "semifinalists"='Stefan Edberg Anders Järryd' AND "champion"='John McEnroe 7–6, 6–3';