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_15059783_1 (mountains_classification VARCHAR, winner VARCHAR, points_classification VARCHAR)
  ### Question:
  If winner is alejandro Valverde and the points Classification is by Erik Zabel, who is the mountain classification?
  ### Answer:
  SELECT mountains_classification FROM table_15059783_1 WHERE winner = "Alejandro Valverde" AND points_classification = "Erik Zabel"