text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE table_name_30 (launch_date VARCHAR, odds_of_winning VARCHAR, top_prize VARCHAR)
  ### Question:
  What is the launch date odds of winning 1 in 4.23 with a top prize of $15,000?
  ### Answer:
  SELECT launch_date FROM table_name_30 WHERE odds_of_winning = "1 in 4.23" AND top_prize = "$15,000"