question:  Why are they hunting the farn beast?
context: "It's a farn beast, all right!" "We'll pitch camp right here, then," Extrone said. He crossed to Mia, who, along with him, had been pressed into Extrone's party as guides. "I wish to God I'd never heard of a farn beast," Ri said. "What hurts most, he pays us for it. "You two scout ahead," Extrone said. The grass was beginning to grow again, but the tree stumps were roasted from the rocket breath. And I don't think there's another cargo rocket on this planet outside of the one we leased from the Club. "Everybody and his brother had heard the rumor that farn beasts were somewhere around here. "After Extrone said he'd hunt farn beasts, even if it meant going to the alien system? Too many people already know about the farn beasts. I didn't think farn beasts had this wide a range. It was a military craft, from the outpost on the near moon, and forward, near the nose, there was the blazoned emblem of the Ninth Fleet. The rocket roared directly over Extrone's tent, turned slowly, spouting fuel expensively, and settled into the scrub forest, turning the vegetation beneath it sere by its blasts. Extrone sat on an upholstered stool before his tent and spat disgustedly and combed his beard with his blunt fingers. Shortly, from the direction of the rocket, a group of four high-ranking officers came out of the forest, heading toward him. "You'll destroy this one, too," Extrone said. Extrone plucked at his right ear lobe, half closing his eyes. "You'll lose a fleet before you'll dare let anything happen to me, gentlemen. Extrone said, turning, startled. "We ... located signs of the farn beast, sir. "You were, I believe, the first ever to kill a farn beast?" he said.
output:  This is a vacation hunting trip for Extrone.
options:  This is a vacation hunting trip for Extrone.  They are hunting the farn beasts because farn beasts are dangerous.  Farn beasts are dangerous creatures that must be eliminated.  Farn beasts are delicious.