question: high school students:college students:graduate students
choices.label: A B C D
choices.text: youth:middle age:old age morning light:blazing sunshine:the setting sun plateau:remote mountain:ravine moon phase:the waxing moon:the waning moon
explanation: "high school students", "college students" and "graduate students" all belong to students. "youth", "middle age" and "old age" all belong to age groups. both "morning light" and "blazing sunshine" refer to sunlight, but "the setting sun" refers to the sun in the evening. the three do not belong to the same category. "plateau" refers to a kind of terrain. "remote mountains" refers to mountains that are far away and are rarely visited by people. "ravine" refers to mountain valleys. the three do not belong to the same category. "moon phase" refers to the astronomical term for the part of the moon that can be seen on the earth by being illuminated by the sun. "the waxing moon" refers to the full moon, and "the waning moon" refers to the incomplete moon shape. "the waxing moon" and "the waning moon" both belong to "moon phases". "the waxing moon" and "the waning moon" belong to different categories with "moon phase".
relation: high school students college students graduate students R2.4
relation: youth middle age old age R2.4
relation: moon phase the waxing moon R2.2
relation: moon phase the waning moon R2.2