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_30 (venue VARCHAR, semi_final_heat_host VARCHAR)
### Question:
What was the venue when David Jacobs was the host?
### Answer:
SELECT venue FROM table_name_30 WHERE semi_final_heat_host = "david jacobs"