CREATE TABLE table_name_94 (tournament VARCHAR2)

What is the 2009 entry for the row that has a 2007 entry of A and a tournament entry of US Open?
SELECT 2009 FROM table_name_94 WHERE 2007 = "a" AND tournament = "us open"
SELECT 2009 FROM "table_name_94" WHERE "a" = 2007 AND "tournament" = "us open"