Question: Senjūrō Hayashi was a commander for the Chosen Army of Japan during the event that was a pretext for the invasion of what part of China?
Sentence (from "Mukden Incident"): The Mukden Incident, or Manchurian Incident, was a staged event engineered by Japanese military personnel as a pretext for the Japanese invasion in 1931 of northeastern China, known as Manchuria.
Relevant evidence: Yes