input question: Sentence: One of the ethnic groups in the United States (where Austin, Texas is located) are the African Americans.

Structured data: Austin, Texas, country, United States; United States, ethnicGroup, African Americans

input question: Sentence: Apollo 8 crew members included Frank Borman.

Structured data: Apollo 8, crewMembers, Frank Borman

input question: Sentence: At an elevation of 324 metres above sea level, Angola, is part of Pleasant Township (Steuben County), Indiana, in the United States. With a total area of 16.55 square kilometres, Angola, has a population density of 524.5 inhabitants per square kilometre.

Structured data: Angola, Indiana, elevationAboveTheSeaLevel, 324.0; Angola, Indiana, isPartOf, Pleasant Township, Steuben County, Indiana; Angola, Indiana, populationDensity, 524.5 (inhabitants per square kilometre); Angola, Indiana, isPartOf, United States; Angola, Indiana, areaTotal, 16.55 (square kilometres)

input question: Sentence: Andra the Dance-pop solo singer was born in Romania in 1986 and is also a reality TV judge.

Structured data:
Andra (singer), background, "solo singer"; Andra (singer), birthYear, 1986; Andra (singer), genre, Dance-pop; Andra (singer), birthPlace, Romania; Andra (singer), occupation, "singer, Reality television judge"