ics ▁as ▁he ▁pulled ▁away ▁from ▁his ▁mid - race ▁pit ▁stop , ▁but ▁the ▁man ▁was ▁not ▁seriously ▁injured . ▁During ▁prepar ation ▁for ▁the ▁Singapore ▁Grand ▁Prix , ▁the ▁team ▁announced ▁that ▁Yam am oto ▁was ▁to ▁be ▁replaced ▁by ▁K li en ▁for ▁the ▁week end ▁because ▁he ▁was ▁suffering ▁from ▁food ▁poison ing , ▁although ▁several ▁journal ists ▁noticed ▁a ▁seem ingly ▁health y ▁Yam am oto ▁in ▁the ▁p add ock , ▁indicating ▁that ▁he ▁had ▁been ▁dropped ▁for ▁spons or ship ▁reasons ▁instead . ▁In ▁his ▁first ▁compet itive ▁out ing ▁since ▁the ▁ 2 0 0 6 ▁Brazil ian ▁Grand ▁Prix , ▁K li en ▁out qual ified ▁Sen na ▁by ▁more ▁than ▁a ▁second ; ▁both ▁His p ania ▁cars ▁l ined ▁up ▁ahead ▁of ▁F eli pe ▁Mass a ' s ▁Ferr ari ▁on ▁the ▁grid , ▁as ▁he ▁had ▁failed ▁to ▁set ▁a ▁time ▁during ▁the ▁session . ▁In ▁the ▁race , ▁K li en ▁ran ▁ahead ▁of ▁Sen na ▁until ▁Sen na ▁collected ▁the ▁crash ed ▁Sa uber ▁of ▁Kob ay ashi , ▁who ▁lost ▁control ▁in ▁front ▁of ▁him , ▁on ▁his ▁ 3 0 th   lap . ▁K li en ▁retired ▁two ▁la ps ▁later ▁when ▁his ▁F 1 1 0 ' s ▁hyd ra ul ics ▁failed . ▁Yam am oto ▁returned ▁to ▁the ▁driving ▁seat ▁for ▁his ▁home ▁race ▁in ▁Japan ; ▁he ▁qualified ▁a ▁t enth ▁of ▁a ▁second ▁behind ▁Sen na ▁on ▁the ▁back ▁row