stem: machine gun kill person
choice: bird two leg
choice: sell your new book money
choice: do some exercise do cool-down
choice: weapon hurt someone
choice: good battle evil
choice: water plant get water
choice: eye head
choice: chair wood
choice: boredom play game
choice: study learn
choice: mouse animal
choice: take stand testify
choice: other planet solar system
choice: basketball fill with air
choice: heart love
choice: earth world
choice: walk on beach relax
choice: hurt someone weapon
choice: dog be pet