CREATE TABLE "1st_round" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "ground" text,
  "crowd" real,
  "date" text
);

Question: Name the date for richmond
SQL: SELECT "date" FROM "1st_round" WHERE "away_team"='Richmond';

Question: Name the most crowd for saturday 16 february
SQL: SELECT MAX("crowd") FROM "1st_round" WHERE "date"='Saturday 16 February';