Complex sentence: As Hans destroys the petrified troll, Finn arrives with a team of Polish bear trappers who deposit a bear carcass and plants fake tracks to keep up the ruse that bears are responsible for a string of mysterious deaths and livestock mutilations in the area.
Split into simpler sentences: As Hans destroys the petrified troll, Finn arrives with a team of Polish bear trappers who deposit a bear carcass. Finn then plants fake tracks to keep up the ruse that bears are responsible for a string of mysterious deaths and mutilations of livestock in the area.