[['from', 'until', 'name', 'party', 'function'], ['june 13 , 2007', 'july 4 , 2007', 'didier reynders', 'mr', 'informateur'], ['july 5 , 2007', 'july 15 , 2007', 'jean - luc dehaene', 'cd&v', 'mediator'], ['july 15 , 2007', 'august 23 , 2007', 'yves leterme', 'cd&v', 'formateur'], ['august 29 , 2007', 'september 29 , 2007', 'herman van rompuy', 'cd&v', 'explorator'], ['september 29 , 2007', 'december 1 , 2007', 'yves leterme', 'cd&v', 'formateur'], ['december 4 , 2007', 'december 17 , 2007', 'guy verhofstadt', 'vld', 'informateur'], ['december 17 , 2007', 'december 23 , 2007', 'guy verhofstadt', 'vld', 'formateur']]
out of the 3 that were in the Cd&v Party , Yves Leterme spent the most time there
out of the 3 that were in the [ENT] [ENT] , [ENT] spent the most time there