CREATE TABLE "schedule" (
  "date" text,
  "opponent" text,
  "score" text,
  "record" text,
  "streak" text
);

Question: who is the opponent on february 8, 1990?
SQL: SELECT "opponent" FROM "schedule" WHERE "date"='february 8, 1990';

Question: who is the opponent when the streak is won 9 on april 13, 1990?
SQL: SELECT "opponent" FROM "schedule" WHERE "streak"='won 9' AND "date"='april 13, 1990';