AlQa'dah 17, 1435, Sep 12, 2014, SPA -- Chinese state media say a court has sentenced three men to death and a woman to life in prison after a one-day trial for organizing and carrying out a knife attack that killed 31 people outside a railway station in the southern city of Kunming. China Central Television said Friday that the three men were convicted of organizing and leading the terror group. A female assailant captured on the scene was found guilty of participating in the group. All four were convicted of murder, AP reported.