Охотник Чуркин пригласил своего приятеля Киселева

Hunter Churkin invited his friend Kiselev to watch the wolf hunt. Arriving at the place of hunting, Churkin and Kiselev drank alcohol, and then quarreled, the quarrel turned into a fight, during which Churkin inflicted a serious wound on Kiselev’s leg, and then left. Kiselev also tried to go home, but could not. After some time, the wolves approached the clearing where Kiselev remained. Kiselev’s attempt to climb a tree ended in failure, and he was torn to pieces by a wolf pack.
Are the actions of Churkin and the death of Kiselev in a causal relationship? Is he liable for the death of Kiselyov?

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