Aliens from three different planets are coming to the earth for food. Each alien can only move once each time and after the movement, it will fall to sleep until more than three of its species are coming together in a line. Remember each kind of aliens only get one spaceship, so get all of the friends before leaving!
三种不同星球的外星小伙伴结伴来到地球找食物，每个小伙伴都只能移动一次就会睡着，只有三个以上同星球小伙伴集结在一条直线上他们才可以驾着飞船离开。每个星球的外星小伙伴都只有一个飞船，所以记得要集结所有小伙伴再离开哦！