Sentence: Austin, Texas has the area code of 512, a population density per sq km of 1296.65 and a total area of 703.95 sq km.

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

A: Austin, Texas, areaTotal, 703.95 (square kilometres); Austin, Texas, populationDensity, 1296.65 (inhabitants per square kilometre); Austin, Texas, areaCode, 512

Sentence: AI Anderson from the band NRBQ plays the guitar. His genre is rock music.

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

A: Al Anderson (NRBQ band), associatedBand/associatedMusicalArtist, NRBQ; Al Anderson (NRBQ band), instrument, Guitar; Al Anderson (NRBQ band), genre, Rock music

Sentence: Aaron S Daggett took part in the Battle of Cold Harbor, the battle where one of the commanders was, Robert E. Lee.

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

A:
Aaron S. Daggett, battle, Battle of Cold Harbor; Battle of Cold Harbor, commander, Robert E. Lee