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: 'be country in', Sentence: 'Germany is one of the most powerful countries in Europe , yet remains little understood , by itself or the rest of the world .'
[A]: countries

[Q]: Given Relationship: 'be chief of', Sentence: 'We work for the Chief Executive Officer also known as The President of the United States .'
[A]: Chief

[Q]: Given Relationship: 'be messenger of', Sentence: 'Who is Jesus - Messenger of God or Word of God ?'
[A]:
Messenger