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_13 (year VARCHAR, position VARCHAR, college VARCHAR)
### Question:
Tell me the year for defensive tackle and college of lsu
### Answer:
SELECT year FROM table_name_13 WHERE position = "defensive tackle" AND college = "lsu"