input question: Sentence: The American Journal of Mathematics has an ISSN number 1080-6377.

Structured data: American Journal of Mathematics, issnNumber, "1080-6377"

input question: Sentence: A Loyal Character Dancer was published by Soho Press, in the United States, where some Native Americans live.

Structured data: A Loyal Character Dancer, publisher, Soho Press; A Loyal Character Dancer, country, United States; United States, ethnicGroup, Native Americans in the United States

input question: Sentence: Bandeja paisa, containing Chorizo, is part of Colombian cuisine.

Structured data: Bandeja paisa, ingredient, Chorizo; Bandeja paisa, country, Colombian cuisine

input question: Sentence: AmeriGas is a United States based company that is located in King of Prussia, Pennsylvania.

Structured data:
AmeriGas, regionServed, United States; AmeriGas, city, King of Prussia, Pennsylvania; AmeriGas, country, United States