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_74 (locomotive VARCHAR, gauge VARCHAR, serial_no VARCHAR)
### Question:
What is the locomotive with a standard gauge and a serial number of 83-1015?
### Answer:
SELECT locomotive FROM table_name_74 WHERE gauge = "standard" AND serial_no = "83-1015"