question: winner:loser
choices.label: A B C D
choices.text: snowstorm disaster:black frost soft weapons:hard weapons data:non-data long range:short range
explanation: in the pairs of gains and losses, the "winner" and the "loser" are not in an either-or relationship. both "snowstorm disaster" and "black frost" are disasters on grassland. there are other grassland disasters besides "snowstorm disaster" and "black frost". both "soft weapons" and "hard weapons" belong to weapons. in addition to these two, there are also soft-and-hard-combined weapons. in a pair of data relationship,sssss "data" and "non-data" are in an either-or relationship. "long-range" and "short-range" refer to the distance or range of fire. in addition to these two, there is medium range.
relation: winner loser R2.5
relation: snowstorm disaster black frost R2.6
relation: soft weapons hard weapons R2.6
relation: data non-data R2.5
relation: long range short range R2.6