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_26368963_1 (under_13 VARCHAR, under_17 VARCHAR)
### Question:
When the under-17 was Antonio Glez, who was the under-13?
### Answer:
SELECT under_13 FROM table_26368963_1 WHERE under_17 = "Antonio Glez"