input question: Sentence: Greece is inhabited by Greeks.

Structured data: Greece, demonym, Greeks

input question: Sentence: Acta Palaeontologica Polonica (abbrv. Acta Palaeontol. Pol) was published by the Institute of Paleobiology, Polish Academy of Sciences. Code information: ISSN 0567-7920, LCCN 60040714 and the CODEN code is APGPAC.

Structured data: Acta Palaeontologica Polonica, issnNumber, "0567-7920"; Acta Palaeontologica Polonica, LCCN number, 60040714; Acta Palaeontologica Polonica, codenCode, "APGPAC"; Acta Palaeontologica Polonica, publisher, "Institute of Paleobiology, Polish Academy of Sciences"; Acta Palaeontologica Polonica, abbreviation, "Acta Palaeontol. Pol."

input question: Sentence: The location of Aarhus Airport is Tirstrup, part of the Central Denmark region, in Denmark where the language is Danish.

Structured data: Aarhus Airport, location, Tirstrup; Tirstrup, country, Denmark; Tirstrup, isPartOf, Central Denmark Region; Denmark, language, Danish language

input question: Sentence: 101 Helena has a density of 2.0 grams per cubic centimetres, an escape velocity of 0.0348 km/s and its apoapsis is 441092000.0 (kilometres).

Structured data:
101 Helena, density, 2.0 (gramPerCubicCentimetres); 101 Helena, escapeVelocity, 0.0348 (kilometrePerSeconds); 101 Helena, apoapsis, 441092000.0 (kilometres)