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_21564794_3 (championships_in_st_louis VARCHAR, began_in_st_louis VARCHAR)
  ### Question:
  How may championships were won by the team that started in 1950?
  ### Answer:
  SELECT championships_in_st_louis FROM table_21564794_3 WHERE began_in_st_louis = 1950