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

[EX Q]: Relationship: 'be author of', Argument/Subject 1: 'frank miller', Argument/Subject 2: 'sin city'
[EX A]: Based on the comic books by Will Eisner , The Spirit is written and directed by Sin City author Frank Miller and stars Gabriel Macht as ex-cop Denny Colt , who is now apparently immortal after being killed and somehow brought back to life .

[EX Q]: Relationship: 'be country of', Argument/Subject 1: 'nicaragua', Argument/Subject 2: 'central america'
[EX A]: Nicaragua is the largest country in Central America , still has large areas of forest and plentiful wildlife , indeed , Nicaragua devotes over 18 percent of its land area to Parks and Reserves .

[EX Q]: Relationship: 'be friend of', Argument/Subject 1: 'china', Argument/Subject 2: 'africa'
[EX A]:
China has been a good friend of Africa for many years .