question: oil:lubricant
choices.label: A B C D
choices.text: wood:charcoal cabbage:cauliflower red sandalwood:furniture milk:coconut milk
explanation: "lubricant" is the distillate or fatty substance of "petroleum". "petroleum" is the raw material of "lubricant", and the formation process of "lubricant" is complex with both physical and chemical changes. "wood" is the raw material of "charcoal", and the formation process of "charcoal" is a complex process with both physical and chemical changes. both "cabbages" and "cauliflowers" are vegetables, both of which are plants and are of the same kind. "red sandalwood" is the raw material of "furniture", and its formation process is a simple process with only physical changes. "milk" and "coconut juice" are both types of beverages and are of the same kind.
relation: lubricant oil R3.7
relation: charcoal wood R3.7
relation: cabbage cauliflower R2.4
relation: red sandalwood furniture R3.7
relation: milk coconut milk R2.4