    Sentence 1: From whom-did Genghis Khan learn seige  ‘warfare?    Seatoncd 2: These inckidé rifts with hig early allies atwch as  Jamiticha (who also wanted to be a ruler of Moigol tribes) and  Wang Khan (his snd his father's ally),"his:son Jochi, and  problems “with the most’ important shanian, whe was  allegedly trying to diive a sedge between him and his loyal  brother Khasan,