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_1997759_1 (number VARCHAR, registration VARCHAR)
  ### Question:
  how many number is located at registration f-bvff?
  ### Answer:
  SELECT COUNT(number) FROM table_1997759_1 WHERE registration = "F-BVFF"