Question

Is this a run-on sentence?

In 1227, Genghis Khan, the Mongol leader who conquered much of Central Asia, died he was buried in an unmarked grave, and its location remains a mystery today.

Answer 1

Answer: yes

Step-by-step explanation:

Answer 2

yes. try:
“in 1227, Genghis Khan, the Mongol leader, whom conquered much of Central Asia, died. he was buried in an unmarked grave, in which its location remains a mystery today.”