question: man:woman
choices.label: A B C D
choices.text: black:white left:right tall:short life:death
explanation: according to the gender classification, a person is either a "man" or a "woman". "man" and "woman" contradict each other. according to the classification of color,sssss in addition to red and yellow, there are other colors such as "black" and "white". in addition to top and bottom, there are other directions such as "left" and "right" according to the classification of orientation. in addition to medium, there are "tall" and "short" according to classifications by height. according to the classification of status, it is either "life" or "death". "life" and "death" contradict each other.
relation: man woman R2.5
relation: black white R2.6
relation: left right R2.6
relation: tall short R2.6
relation: life death R2.5