when the points for is 139 is points difference?
CREATE TABLE table_20396710_1 (points_difference VARCHAR, points_for VARCHAR)
SELECT COUNT(points_difference) FROM table_20396710_1 WHERE points_for = "139"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_20396710_1 (points_difference VARCHAR, points_for VARCHAR) Question: when the points for is 139 is points difference? [/INST] SELECT COUNT(points_difference) FROM table_20396710_1 WHERE points_for = "139" </s>