From the given sentence, extract the phrase (often noun or verb) that carries the given relationship. The generated phrase should be present in the sentence.

[Q]: Given Relationship: 'invade', Sentence: 'Hitler has invaded Poland .'
[A]: invaded

[Q]: Given Relationship: 'be president of', Sentence: 'Afghanistan president Hamid Karzai met Prime Minister Manmohan Singh at the Hyderabad House in New Delhi on Monday .'
[A]: president

[Q]: Given Relationship: 'be city in', Sentence: 'Zante is well connected by ferry to Kefalonia and the port of Killini on the Peloponnese from which is it possible to travel easily to the cities of Patras and Athens and other parts of Greece .'
[A]:
cities