What is the 2013 of the grand slam tournaments?
CREATE TABLE table_name_71 (tournament VARCHAR)
SELECT 2013 FROM table_name_71 WHERE tournament = "grand slam tournaments"
### Context: CREATE TABLE table_name_71 (tournament VARCHAR) ### Question: What is the 2013 of the grand slam tournaments? ### Answer: SELECT 2013 FROM table_name_71 WHERE tournament = "grand slam tournaments"