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 J34"): The J46 engine was developed as a larger, more powerful version of Westinghouse's J34 engine, about 50% larger.
Relevant evidence: No