Electoral staff members check identity information of voters at a polling station in Istanbul, Turkey, August 10, 2014. Turkey on Sunday held the first direct presidential election in its history. (Xinhua/Lu Zhe)

A woman casts vote at a polling station in Istanbul, Turkey, Aug. 10, 2014. Turkey on Sunday held the first direct presidential election in its history. (Xinhua/Lu Zhe)

An elector walks into a secret room to fill in the ballot at a polling station in Istanbul, Turkey, Aug. 10, 2014. Turkey on Sunday held the first direct presidential election in its history. (Xinhua/Lu Zhe)

An elector checks the identity information at a polling station in Istanbul, Turkey, Aug. 10, 2014. Turkey on Sunday held the first direct presidential election in its history. (Xinhua/Lu Zhe)

Electoral staff members check identity information of voters at a polling station in Istanbul, Turkey, Aug. 10, 2014. Turkey on Sunday held the first direct presidential election in its history. (Xinhua/Lu Zhe)

Electoral staff members check identity information of a voter at a polling station in Istanbul, Turkey, Aug. 10, 2014. Turkey on Sunday held the first direct presidential election in its history. (Xinhua/Lu Zhe)

People arrive at a polling station to cast their vote during the presidential election in Ankara, capital of Turkey, Aug. 10, 2014. Turkey on Sunday held the first direct presidential election in its history. (Xinhua/Cui Xinyu)

Electoral staff members arrange ballots before the voting start at a polling station in Ankara, capital of Turkey, Aug. 10, 2014. Turkey on Sunday held the first direct presidential election in its history. (Xinhua/Cui Xinyu)