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--Gießen) was opened on 29 December 1869 and Hungen station went into operation. 
Answer : 29 December 1869
[A]: When was Hungen station opened?


[Q]: Context : Ivan Fyodorovich Emme (Russian: Иван Фёдорович Эмме; 1763--1839) was a Russian lieutenant general in the Napoleonic Wars. 
Answer : Napoleonic Wars
[A]: In which war did Ivan Fyodorovich Emme serve?


[Q]: Context : Digging to China is a 1998 American drama film that marked the directorial debut of actor Timothy Hutton and the screen debut of Evan Rachel Wood. 
Answer : Timothy Hutton
[A]:
The film Digging to China was directed by who?