In this task, you're given a statement, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.

Context: and rose to international prominence serving as a chief member of the 1876 Philadelphia Exposition, Link Information: The Centennial Commission turned to third-place winner's architect Henry Pettit and engineer Joseph M. Wilson for design and construction of the Main Exhibition Building. A temporary structure, the Main Building was the largest building in the world by area, enclosing 21.5 acre. Question: What building was the 1876 Philadelphia Exposition held at?
Answer: the Main Exhibition Building

Context: Members of the government are part of the March 14 Alliance Link Information: The March 14 Alliance (), named after the date of the Cedar Revolution, is a coalition of political parties and independents in Lebanon formed in 2005 that are united by their anti-Syrian government stance and their opposition to the March 8 Alliance. It is led by Saad Hariri, second son of Rafic Hariri, as well as other prominent figures. Question: Who was the primary leader of the March 14 Alliance?
Answer: Saad Hariri

Context: Chemokine receptors are G protein-coupled receptors containing 7 transmembrane domains that are found predominantly on the surface of leukocytes, Link Information: Approximately 150 of the GPCRs found in the human genome Question: Where else are Chemokine receptors found?
Answer: in the human genome