Sentence: Angola, Steuben County, Indiana is located in the United States. Angola is 324 above sea level, has 524.5 perons per sq km and an area of 16.55 sq km.

What structured data could we extract from this sentence?
Angola, Indiana, isPartOf, Steuben County, Indiana; Angola, Indiana, elevationAboveTheSeaLevel, 324.0; Angola, Indiana, isPartOf, United States; Angola, Indiana, areaTotal, 16.55 (square kilometres); Angola, Indiana, populationDensity, 524.5 (inhabitants per square kilometre)