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_10 (year_built VARCHAR, venue VARCHAR)
### Question:
What year was transamerica field built in?
### Answer:
SELECT year_built FROM table_name_10 WHERE venue = "transamerica field"