Given a context passage, generate a question from the passage such that its answer is shortest continous span from the passage.

Ex Input:
Finally, in 2001, SV Nord-Nordstern and SC Wedding-Rapide came together to form SV Nord Wedding 1893.

Ex Output:
What year did SV Nord Wedding 1893 dissolve?


Ex Input:
The Ghost Dance War was an armed conflict in the United States between the Lakota Sioux and the United States government from 1890 until 1891.

Ex Output:
What year did Ghost Dance War start?


Ex Input:
Originating in Germany, the Danube flows southeast for 2,860 km (1,780 mi), passing through or touching the border of Austria, Slovakia, Hungary, Croatia, Serbia, Romania, Bulgaria, Moldova and Ukraine before emptying into the Black Sea.

Ex Output:

What body of water does Danube join?