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_51 (player VARCHAR, country VARCHAR, place VARCHAR, score VARCHAR)
### Question:
What is Player, when Country is "United States", when Place is "T10", and when Score is "68-71=139"?
### Answer:
SELECT player FROM table_name_51 WHERE country = "united states" AND place = "t10" AND score = 68 - 71 = 139