In this task, you're given a context, further information available on a particular linked term from the statement, and an answer term. Your job is to generate a question that can use the information provided to obtain the given answer. You should use the information on both context and link information to create the question. Note that the answer to the question should be exactly the given answer, and if the answer is none, the answer to the question shouldn't be obtainable from the context or linked information.

[Q]: Context: the Official Airline Guide (OAG) listed up to eight round trip flights a day operated by Time Air nonstop between Lethbridge and Calgary with Fokker F27 Friendship Link Information: the airline was operating larger Dash 7 turboprops on the Lethbridge-Calgary route Answer: Dash 7
[A]: How many more passengers could fly on the Dash 7 compared with the Fokker F27 Friendship?


[Q]: Context: When Harry Truman became president in April 1945, upon FDR's death, the vice presidency Link Information: As such Truman selected Alben Barkley of Kentucky as his running mate in the 1948 presidential election. When Democrats regained control as a result of the 1948 elections, Answer: 8
[A]: How many years was Harry Truman president?


[Q]: Context: earned them the admiration of the Abwehr Chief, Wilhelm Canaris. On 27 May 1940, chief-of-staff of the High Command of the German armed forces, Wilhelm Keitel, wrote to Canaris that the Brandenburgers had "fought outstandingly well" Link Information: Wilhelm Franz Canaris (1 January 1887 Answer: Wilhelm Keitel

[A]:
Was the Abwehr Chief or the man who wrote to him about the Brandenburgers older?