Sentence: 10 Hygiea has a surface area of 837080.744 square kilometres.

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

A: 10 Hygiea, surfaceArea, 837080.744 (squareKilometres)

Sentence: Abraham A. Ribicoff is from the United States.

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

A: Abraham A. Ribicoff, nationality, United States

Sentence: A commander in the American Civil War was Jefferson Davis.

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

A:
American Civil War, commander, Jefferson Davis