question: patient:treatment:health
choices.label: A B C D
choices.text: teeth:correction:beautiful plastic:processing:toys student:excellent:class natural gas:extraction:transportation
explanation: "health" can be obtained by "patients" after "treatment", "treatment" is the way, and "health" is the result. "beauty" can be obtained by "correction" of "teeth", "correction" is the way, and "beauty" is the result. "toy" can be changed from "plastic" after "processing", "toy" is a finished product, not a result. "excellent" is a modifier for "student". "natural gas" will be "extracted" and "natural gas" will be "transported".
relation: patient treatment health R3.10
relation: teeth correction beautiful R3.10
relation: excellent student R4.3
relation: extraction natural gas R4.2
relation: natural gas transportation R4.2