Sentence: The City Administrator, Christopher Taylor (politician), leads Ann Arbor, Michigan. Ann Arbor, which has a total area of 74.33 square kilometres, has a population density of 1580.7 inhabitants per square kilometre. Its area code is 734.

Question: What structured data could we extract from this sentence?

A: Ann Arbor, Michigan, leaderTitle, "City Administrator"; Ann Arbor, Michigan, populationDensity, 1580.7 (inhabitants per square kilometre); Ann Arbor, Michigan, leader, Christopher Taylor (politician); Ann Arbor, Michigan, areaCode, 734; Ann Arbor, Michigan, areaTotal, 74.33 (square kilometres)

Sentence: Above the Veil, by Garth Nix, is available in hardcover.

Question: What structured data could we extract from this sentence?

A: Above the Veil, author, Garth Nix; Above the Veil, mediaType, Hardcover

Sentence: Discovered by Spacewatch, (410777) 2009 FD, has an apoapsis of 259776702.47055 kilometers, and an periapsis of, 88234300000.0.

Question: What structured data could we extract from this sentence?

A:
(410777) 2009 FD, discoverer, Spacewatch; (410777) 2009 FD, periapsis, 88234300000.0; (410777) 2009 FD, apoapsis, 259776702.47055 (kilometres)