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_95 (commercial_operation VARCHAR, gross_capacity VARCHAR, unit VARCHAR)
### Question:
What commercial operation that has a gross capacity of 1,126 mw, and a unit of tianwan-4?
### Answer:
SELECT commercial_operation FROM table_name_95 WHERE gross_capacity = "1,126 mw" AND unit = "tianwan-4"