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

Relationship: 'be capital of', Argument/Subject 1: 'cuzco', Argument/Subject 2: 'inca'
He says some Spanish friends were visiting the former Inca capital of Cuzco and became enchanted with the coca tea served to tourists as a remedy for altitude sickness .

Relationship: 'be president of', Argument/Subject 1: 'wolfensohn', Argument/Subject 2: 'world bank group'
J. D. Wolfensohn is president of the World Bank Group , Washington , DC , USA .

Relationship: 'use in', Argument/Subject 1: 'currency', Argument/Subject 2: 'china'
Currency manipulation - For the past six years Japan , Korea , and China have used the international currency markets to subsidize their products while simultaneously making American products more expensive .