icelanders vote favor left-leaning four-party coalition parliamentary elections final vote count show sunday although remain unclear would get mandate form next government left-leaning coalition left-green movement social democrats progressive party pirate party 32 seat 63-member parliament narrow possible majority poll publish state broadcaster ruv show independence party lead incumbent prime minister bjarni benediktsson remain big party 25 percent vote suffer setback clear vote mean oust center-right government scandal involve prime minister father president gudni johannesson yet hand mandate party task form next government president normally give mandate head big party icelandic voters give center-left opposition narrow win parliament