question: history:review
choices.label: A B C D
choices.text: assembly:attend strength:enhance vitality:show speed:accelerate
explanation: One can "review" the "history", and the "review" of the "history" does not change the "history", and the "history" is an abstract thing. a "assembly" can be "attended", but a "assembly" is a specific thing. "strength" can be "enhanced", but "enhancing" the "strength" changes "strength". "vitality" can be "shown", but "showing" the "vitality" does not change "vitality", and "vitality" is an abstract thing. "speed" can be "accelerated", but "accelerating" the "speed" changes "speed".
relation: history review R4.2
relation: assembly attend R4.2
relation: strength enhance R4.2
relation: vitality show R4.2
relation: speed accelerate R4.2