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_87 (ball_diameter VARCHAR, location VARCHAR, period VARCHAR)
### Question:
What's the Ball Diameter with the Location oof El Manati, and the Period of 1200 BCE?
### Answer:
SELECT ball_diameter FROM table_name_87 WHERE location = "el manati" AND period = "1200 bce"