When Gigi Fernández Natalia Zvereva 6–2, 6–1 won, who was the Tier II Runner-up?
CREATE TABLE "july" (
  "week_of" text,
  "tier" text,
  "winner" text,
  "runner_up" text,
  "semi_finalists" text
);
SELECT "runner_up" FROM "july" WHERE "tier"='tier ii' AND "winner"='gigi fernández natalia zvereva 6–2, 6–1';