Question: The Westinghouse J34 is essentially an enlarged version of a turbojet engine that was the first American-designed turbojet to run, and only the second axial-flow turbojet to run outside of what country?
Sentence (from "Westinghouse J30"): It was the first American-designed turbojet to run, and only the second axial-flow turbojet to run outside Germany.
Relevant evidence: Yes