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_1137703_2 (round VARCHAR, grand_prix VARCHAR)
### Question:
Which round was the Spanish Grand Prix?
### Answer:
SELECT round FROM table_1137703_2 WHERE grand_prix = "Spanish grand_prix"