question: writer:publisher
choices.label: A B C D
choices.text: actor:studio police:police station player:sports field doctor:operating table
explanation: "writers" publish via a "publisher". "actors" do not work in "the studio". "police" work in the "police station". the "players" compete on the "sports field". there are "doctors" working on the "operating table".
relation: writer publisher R3.10
relation: actor studio R3.10
relation: police police station R3.10
relation: player sports field R3.10
relation: doctor operating table R3.10