Table schema:
CREATE TABLE table_name_53 (tournament VARCHAR)

Question: what is 2008 when 2007 is a, 2011 is a, 2010 is a and tournament is china?
SQL: SELECT 2008 FROM table_name_53 WHERE 2007 = "a" AND 2011 = "a" AND 2010 = "a" AND tournament = "china"