Given two noun phrases (arguments) and relationship between them, form a sentence that expresses theses arguments with the given relationship.

[Q]: Relationship: 'appoint', Argument/Subject 1: 'president', Argument/Subject 2: 'chair'
[A]: A federal agency whose Chair and Vice Chair are appointed by the President .


[Q]: Relationship: 'locate in', Argument/Subject 1: 'hotel', Argument/Subject 2: 'barcelona'
[A]: Located in Barcelona , the Cotursa Rossello Hotel features room service , a swimming pool and a fitness center .


[Q]: Relationship: 'be volcano in', Argument/Subject 1: 'etna', Argument/Subject 2: 'europe'
[A]:
At 3350 m , Etna is Europe 's highest volcano .