question: wind:windmill:rotate
choices.label: A B C D
choices.text: water:goldfish:swimming thunder:lightning:rainstorm electric:tram:running fire:firewood:burning
explanation: "windmill" can "rotate", and the power source of "windmill" and "rotation" is "wind". "swimming" means "goldfish" moving in "water", and the location of "swimming" is "water", not the source of power. natural phenomena include "thunder" and "lightning", which are one type of "thunder" and "lightning" and often appear in "rainstorm" weather. the "tram" will "run", and the power source of the "tram" and "run" is "electricity". "fire" is produced by "firewood" "burning", and the power source of "firewood" "burning" is not "fire".
relation: windmill rotate R4.1
relation: windmill rotate wind R3.10
relation: thunder lightning R2.4
relation: tram running R4.1
relation: tram running electric R3.10