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_1137704_2 (round INTEGER, grand_prix VARCHAR)
### Question:
whatthe minimum round where grand prix is german grand prix
### Answer:
SELECT MIN(round) FROM table_1137704_2 WHERE grand_prix = "German grand_prix"