question: abstract:thesis:article
choices.label: A B C D
choices.text: idioms:proverbs:commonly used phrases button:shirt:clothing juvenile:youth:middle-aged seat:car:transportation
explanation: "abstract" is a component of a "thesis", which is a type of "article". "proverbs" are concise and comprehensive phrases widely circulated among people, "commonly used phrases" are habitual and fixed phrase, some "commonly used phrases" are "proverbs", some "proverbs" are "commonly used phrases", and some "idioms" are "proverbs", and some "proverbs" are "idioms". "button" is a component of "shirt", and "shirt" is a kind of "clothing". "juvenile", "youth" and "middle-aged" are different age groups in our lives. "seat" is a component of "car", "car" is a kind of "transportation", and "car" corresponds to "traffic".
relation: abstract thesis R2.3
relation: thesis article R2.2
relation: proverbs commonly used phrases R2.7
relation: button shirt R2.3
relation: shirt clothing R2.2
relation: juvenile youth middle-aged R2.4
relation: seat car R2.3
relation: car transportation R3.10