question: down jacket:heating
choices.label: A B C D
choices.text: water glass:soup pot book:glasses wagon:sightseeing boat surfing:bathing
explanation: "down jacket" and "heating" both have the function of keeping warm, but in addition , the "down jacket" and "heating" sweaters also have the function of keeping warm, and the two functions are similar. both the "water cup" and "soup pot" have the function of holding liquid, but in addition to the "water cup" and "soup pot", there are other vessels that have the function of holding liquid, and the functions of the two are similar. "books" can be used to gain knowledge, while "glasses" are used to correct vision, and the two functions are not similar. the "wagons" are used to pull goods, while the "sightseeing boats" are used to take tourists to enjoy the scenery. the functions of the two are not similar. "surfing" is for entertaining , while "bathing" is for cleaning. the functions of the two are not similar.
relation: down jacket heating R2.6
relation: down jacket heating R1.1
relation: water glass soup pot R2.6
relation: water glass soup pot R1.1