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.

Context: to succeed Alfred Neubauer as head of Mercedes motorsport Link Information: Alfred Neubauer (29 March 1891 in Neutitschein – 22 August 1980 in Stuttgart) was the racing manager of the Mercedes-Benz Grand Prix team from 1926 to 1955 Answer: 29
How long had the man at Mercedes motorsport who Kling succeeded been at that position?

Context: s shown on the map of Belgrade by Nicolas François de Spar, the Tsarigrad Road began at the Württemberg Gate (Stambol Gate), Link Information: none Answer: none
When was the Stambol Gate built?

Context: Manstein benefited greatly from the massive air support of Field Marshal Wolfram von Richthofen's Luftflotte 4 Link Information: Wolfram "Ulf" Karl Ludwig Moritz Hermann Freiherr von Richthofen (10 October 1895 – 12 July 1945) Answer: 1895

What is the birth year of the Field Marshal who provided Manstein with massive air support?