Question: What nationality was the collaborator of Owen Chamberlain in the work for which he received his Nobel prize ?
Sentence (from "Owen Chamberlain"): Owen Chamberlain (July 10, 1920 – February 28, 2006) was an American physicist, and Nobel laureate in physics for his discovery, with collaborator Emilio Segrè, of the antiproton, a sub-atomic antiparticle.
Relevant evidence: Yes