CREATE TABLE table_name_53 (year VARCHAR, result VARCHAR, location VARCHAR, winner VARCHAR)

How many years did the new york giants win with a result of 15-7 at lincoln financial field?
SELECT COUNT(year) FROM table_name_53 WHERE location = "lincoln financial field" AND winner = "new york giants" AND result = "15-7"
SELECT COUNT("year") FROM "table_name_53" WHERE "15-7" = "result" AND "lincoln financial field" = "location" AND "new york giants" = "winner"