question: textbook:book
choices.label: A B C D
choices.text: square:rectangle vegetables:land microscope:laboratory gift:commodity
explanation: a "textbook" is a kind of "book". a "square" is a kind of "rectangle". "vegetables" can be grown on "land", but "vegetables" are not a type of "land". "microscope" is generally seen more often in "laboratory". a "microscope" is not a kind of "laboratory". "gifts" can be "commodities". "commodities" can also be "gifts". "gifts" are not a kind of "commodity".
relation: textbook book R2.2
relation: square rectangle R2.2
relation: vegetables land R3.10
relation: microscope laboratory R3.10
relation: gift commodity R2.7