Definition: Given a context passage, generate a question from the passage such that its answer is shortest continous span from the passage.
Input: Siedlce Voivodeship (Polish: wojewodztwo siedleckie) was a unit of administrative division and local government in Poland in years 1975--1998, superseded by Masovian Voivodeship and Lublin Voivodeship.
Output:
When was Siedlce Voivodeship abolished?