Sentence: The ALCO RS-3 was built by American Locomotive Company and it has the length of 17068.8 millimetres.

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

A: ALCO RS-3, builder, American Locomotive Company; ALCO RS-3, length, 17068.8 (millimetres)

Sentence: Round Rock is the largest city in Williamson County (of which Austin is a part of), Texas.

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

A: Williamson County, Texas, largestCity, Round Rock, Texas; Austin, Texas, isPartOf, Williamson County, Texas

Sentence: Atlanta is part of DeKalb County, Georgia, United States. Dunwoody is the largest city in DeKalb County.

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

A:
Atlanta, isPartOf, DeKalb County, Georgia; DeKalb County, Georgia, largestCity, Dunwoody, Georgia; Atlanta, country, United States; Atlanta, isPartOf, Georgia (U.S. state)