What is the venue for the game on 1 June 1929 where Richmond was the away team?
CREATE TABLE "round_6" (
  "home_team" text,
  "home_team_score" text,
  "away_team" text,
  "away_team_score" text,
  "venue" text,
  "crowd" real,
  "date" text
);
SELECT "venue" FROM "round_6" WHERE "date"='1 june 1929' AND "away_team"='richmond';