Question: What Canadian Director of Military Operations and Intelligence also served as a senior staff officer in the Canadian Expeditionary Force (CEF)?
Sentence (from "65th Battalion (Saskatchewan), CEF"): Its personnel were absorbed by the 44th Battalion (Manitoba), CEF, 46th Battalion (South Saskatchewan), CEF, 54th Battalion (Kootenay), CEF and 72nd Battalion (Seaforth Highlanders of Canada), CEF of the 4th Canadian Division on 30 June 1916.
Relevant evidence: No