sentences:  They pressed on and besieged the Jin capital, Bianjing (汴京; present-day Kaifeng, Henan Province).The defending Jin forces put up fierce resistance.At the same time, a plague hit Bianjing; around every 50 days, over 900,000 dead bodies had to be transported out of the city, excluding the dead bodies of those who were too poor to be given a proper burial.