question: country:government:civil servant
choices.label: A B C D
choices.text: barrack:headquarter:commander company:board of directors:staff court:trial:judge school:teacher:student
explanation: the "government" is part of the "country", and the "government" is where the "civil servants" work. "headquarter" is part of "barrack", and "headquarters" is where the "commander" works. the "board of directors" is part of the "company" but the "board of directors" is not the place where the "staff" works. "trial" can be conducted in the "court", but "trial" is not a part of the "court". The work content of "judge" is to conduct "trial", and "trial" is not the work place of "judge". "school" is the work place of a "teacher", and the "student" is the teaching object of the "teacher".
relation: government country R2.3
relation: government civil servant R3.5
relation: headquarter barrack R2.3
relation: headquarter commander R3.5
relation: board of directors company R2.3
relation: trial court R3.10
relation: teacher school R3.10