stem: buy product spend money
choice: earth universe
choice: go to restaurant eat
choice: house expensive
choice: do some exercise do cool-down
choice: cup plastic
choice: person experience joy
choice: light match start fire
choice: sit down rest
choice: clipboard hold paper
choice: heart love
choice: water plant get water
choice: start fire light match
choice: earth world
choice: violin string
choice: clothe hang on hanger
choice: happiness sing
choice: cat play
choice: white house washington d.c
choice: blue colour