Generate a question which can yield the answer mentioned in the input. Generated question must be answered by the answer provided in input, without using any extra knowledge.

Q: Context : Gelnhausen railway (Hungen--Gieen) was opened on 29 December 1869 and Hungen station went into operation.
Answer : 29 December 1869

A: When was Hungen station opened?
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Q: Context : On that occasion, most of the commune of Montrouge was annexed to Paris, forming what is now called Petit-Montrouge, in the 14th arrondissement of Paris.
Answer : 14th arrondissement of Paris

A: By what was Montrouge replaced?
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Q: Context : On the Menu is an American reality competition series on TNT.
Answer : TNT

A:
What network does On the Menu air on?
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