Sentence: The United States (led by the President of the United States in the nations capital, Washington, D.C.) is the origin of the ALV X-1. Citizens of the United States are called Americans, and Asian Americans are an ethnic group in the U.S.

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

A: United States, leaderTitle, President of the United States; ALV X-1, countryOrigin, United States; United States, ethnicGroup, Asian Americans; United States, demonym, Americans; United States, capital, Washington, D.C.

Sentence: Pietro Grasso and Sergio Mattarella are two leaders in Italy. Italy's capital is Rome and the language spoken there is Italian. A.S. Gubbio 1910 play in that country.

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

A: Italy, leader, Pietro Grasso; Italy, capital, Rome; Italy, leader, Sergio Mattarella; A.S. Gubbio 1910, ground, Italy; Italy, language, Italian language

Sentence: Anaheim, California, covers an area of 131.6 square kilometres, has the area code 657 and an UTC offset of -7.

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

A:
Anaheim, California, utcOffset, "-7"; Anaheim, California, areaCode, 657; Anaheim, California, areaTotal, 131.6 (square kilometres)