Sentence: Austin, Texas, covers an area of 703.95 square kilometres, 686 of which is land. The area codes for Austin are 512 and 737 and it has a population of 1296.65 people per sq km.

What data can be extracted from this sentence?
Austin, Texas, areaCode, 512, 737; Austin, Texas, areaOfLand, 686.0 (square kilometres); Austin, Texas, areaTotal, 703.95 (square kilometres); Austin, Texas, populationDensity, 1296.65 (inhabitants per square kilometre)