TASK DEFINITION: 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.
PROBLEM: 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 .'

SOLUTION: countries

PROBLEM: Given Relationship: 'be creator of', Sentence: 'Bjarne Stroustrup is the creator of C++ , one of the most widely used languages that allows object-oriented programming .'

SOLUTION: creator

PROBLEM: Given Relationship: 'be mail to', Sentence: 'No. The FAFSA has to be mailed to the Federal Processor in the pre-addressed envelope provided with the application or filed online http ://www.fafsa.ed .gov .'

SOLUTION:
mailed