"2012" . "2012-03-29" . . . . "the by-election" . "2012 Bradford West by-election" . . "by-election in the constituency" . . "Bradford West by-election" . "March by-election" . "2012 by-election" . "by-election" . . . "March 2012 Bradford West by-election" . "Bradford West" . "2012 Bradford West by-election" . . "shock victory" . . . . . "Bradford West by-election victory" . "29 March 2012" . "2012 Bradford West by-election" . . . "2012 (b)" .