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_51 (general_classification VARCHAR, winner VARCHAR, stage VARCHAR)
### Question:
What is guido bontempi's general classification when he has a stage of 6?
### Answer:
SELECT general_classification FROM table_name_51 WHERE winner = "guido bontempi" AND stage = "6"