Definition: Given a text, write a compressed version of it in a single sentence.
Input: Situated only 10 km (6 miles) south of Athens, and almost indistinguishable from the sprawling capital, is Piraeus. This city of over half a million people is actually the third largest Metropolis in Greece, and is its largest port.
Output:
Almost indistinguishable from the sprawling capital, is Piraeus. This city of over half a million people is actually the third largest Metropolis in Greece.