CREATE TABLE "april" (
  "date" text,
  "visitor" text,
  "score" text,
  "home" text,
  "decision" text,
  "attendance" real,
  "record" text
);

Question: Tell me the date for emery and home of ottawa with attendance more than 19,575
SQL: SELECT "date" FROM "april" WHERE "decision"='emery' AND "attendance">'19,575' AND "home"='ottawa';