If no candidate receives more than half of the total votes a run-off between the two top contenders is to be held in early October.

VOA: standard.2009.08.23

So the total sum of right wing votes is going to beat out half of the left wing votes.

所有右派选票将,战胜左派选票的一半

耶鲁公开课 - 博弈论课程节选

But Mr.Karzai's closest challenger, who is trailing with 28 percent of total votes counted so far is contending the election commission is not very independent nor is its process impartial.

VOA: standard.2009.09.09

A domestic independent news agency, Pajhwok,quoting sources, reports incumbent President Hamid Karzai has 71 percent of the total based on 4.5 million votes counted.

VOA: standard.2009.08.23

That equals 46.3 percent of total valid votes tabulated so far.

VOA: standard.2009.08.29