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_20 (date VARCHAR, winning_score VARCHAR)
### Question:
When was –16 (62-71-71-68=272) the winning score?
### Answer:
SELECT date FROM table_name_20 WHERE winning_score = –16(62 - 71 - 71 - 68 = 272)