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_50 (place VARCHAR, nation VARCHAR, performance VARCHAR)
### Question:
Which place had a performance of 19.30 seconds by Jamaica?
### Answer:
SELECT place FROM table_name_50 WHERE nation = "jamaica" AND performance = "19.30"