[['tournament', '2007', '2008', '2009', '2010', '2011', '2012'], ['australian open', 'a', 'a', 'q2', 'q1', '2r', '1r'], ['french open', 'a', 'a', '2r', 'q2', '3r', '4r'], ['wimbledon', 'a', 'a', 'q1', '1r', 'q2', '3r'], ['us open', 'a', 'a', '1r', 'q2', '2r', '1r'], ['win - loss', '0 - 0', '0 - 0', '1 - 2', '0 - 1', '4 - 3', '5 - 4'], ['wta premier mandatory tournaments', 'wta premier mandatory tournaments', 'wta premier mandatory tournaments', 'wta premier mandatory tournaments', 'wta premier mandatory tournaments', 'wta premier mandatory tournaments', 'wta premier mandatory tournaments'], ['indian wells', 'a', 'a', 'a', 'q2', 'q1', '1r'], ['miami', 'a', 'a', '1r', '1r', '1r', 'q2'], ['madrid', 'not held', 'not held', 'a', 'a', '1r', 'a'], ['beijing', 'tier ii', 'tier ii', 'a', 'a', 'a', 'a'], ['wta premier 5 tournaments', 'wta premier 5 tournaments', 'wta premier 5 tournaments', 'wta premier 5 tournaments', 'wta premier 5 tournaments', 'wta premier 5 tournaments', 'wta premier 5 tournaments'], ['dubai', 'tier ii', 'tier ii', 'a', 'a', 'a', 'premier'], ['doha', 't ii', 'a', 'not held', 'not held', 'p', 'q1'], ['rome', 'a', 'a', 'a', 'a', 'a', 'a'], ['canada', 'a', 'a', 'a', 'q2', 'a', '1r'], ['cincinnati', 'a', 'a', 'a', 'a', 'a', 'q1'], ['tokyo', 'a', 'a', 'a', 'a', '1r', 'a'], ['career statistics', 'career statistics', 'career statistics', 'career statistics', 'career statistics', 'career statistics', 'career statistics'], ['year end ranking', '465', '188', '107', '138', '84', '68']]
when a Tournament is Not Held in 1 Year it is always Not Held in the next Year
when a [ENT] is [ENT] in 1 [ENT] it is always [ENT] in the next [ENT]