question: alarm clock:clockwork:time
choices.label: A B C D
choices.text: microorganisms:bacteria:decomposition tool:pliers:repair air conditioner:compressor:cooling potatoes:carbohydrates:nutrition
explanation: the "clockwork" is part of the "alarm clock", and the "alarm clock" can "time". "microorganism" includes "bacteria". "pliers" belong to "tools". a "compressor" is a part of the "air conditioner", and the function of an "air conditioner" is "cooling". "nutrition" is not a function of "potatoes".
relation: clockwork alarm clock R2.3
relation: alarm clock time R3.3
relation: bacteria microorganisms R2.2
relation: pliers tool R2.2
relation: compressor air conditioner R2.3
relation: compressor cooling R3.3