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_60 (date VARCHAR, winning_score VARCHAR)
### Question:
On what Date is the Winning Score 71-69-68-70=278?
### Answer:
SELECT date FROM table_name_60 WHERE winning_score = 71 - 69 - 68 - 70 = 278