Sentence: Ann Arbor, in Michigan, has a total area of 74.33 square kilometres and a population of 1580.7 per square kilometre. Its area code is 734 and it is led by a City Administrator, Christopher Taylor (politician).

What structured data could we extract from this sentence?
Ann Arbor, Michigan, leaderTitle, "City Administrator"; Ann Arbor, Michigan, populationDensity, 1580.7 (inhabitants per square kilometre); Ann Arbor, Michigan, leader, Christopher Taylor (politician); Ann Arbor, Michigan, areaCode, 734; Ann Arbor, Michigan, areaTotal, 74.33 (square kilometres)