Sentence: African Americans are an ethnic group in the United States where you will find the state of Texas and one of its cities is Amarillo in Potter County .

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

A: Amarillo, Texas, isPartOf, Potter County, Texas; Potter County, Texas, country, United States; United States, ethnicGroup, African Americans

Sentence: Alexis Tsipras heads Greece.

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

A: Greece, leader, Alexis Tsipras

Sentence: John Buscema has been awarded by the Academy of Comic Book Arts.

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

A:
John Buscema, award, Academy of Comic Book Arts