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: 'Djibouti , a small country strategically located in the Horn of Africa , has long been a refuge for migrants from all over the region , partly due to its location , but also because of its relative peace and stability .'
[A]: country


[Q]: Given Relationship: 'run on', Sentence: 'The Xen Dom0 is running Linux CentOS 5.2 on Intel Xeon CPUs with VT extensions .'
[A]: running


[Q]: Given Relationship: 'be president of', Sentence: 'DC residents rejoice after hearing that Senator Barack Obama will be the next President of the United States of America .'
[A]:
residents