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_15 (year INTEGER, death_toll VARCHAR, cause VARCHAR, colliery VARCHAR)
  ### Question:
  Count the lowest Year which has gas explosion, Colliery of tylorstown colliery, and a Death toll larger than 57?
  ### Answer:
  SELECT MIN(year) FROM table_name_15 WHERE cause = "gas explosion" AND colliery = "tylorstown colliery" AND death_toll > 57