reykjavik/copenhagen iceland centre-right independence party pull ahead opinion poll saturday parliamentary vote second snap election year string political scandals independence party part every government 1980 2009 power since 2013 get 24 percent support poll publish thursday frettabladid iceland large newspaper left-green party poll 19 percent social democrats stand get 14.3 percent vote third-biggest party week ago independence party left-greens stand neck neck poll 20 percent victory independence party would give prime minister bjarni benediktsson right try form new government pirate party ride wave anger establishment become third-biggest party elections year ago stand get percent vote thursday poll show iceland 's rule independence party take lead ahead saturday vote poll