Fourth round of the first edition of Atatürk International Women Masters Tournament sponsored by the oldest and the biggest bank in Turkey, ?? Bank, saw only one decisive game unlike the previous rounds. Hou Yifan, Chinese prodigy won against Xhu Chen who lost all her four games which is the biggest upset in the event and now took the sole lead with 3.5 points. All the other games ended as a draw and local star Ekaterina Atal?k made a draw against Javakhishvili while Dronavalli missed a tactical shot and had to be content with the draw against the Turkish youngster Betül Cemre Y?ld?z.