Complex sentence: Until the 1950s Adıyaman was a city in the province of Malatya, but was made into a province in its own right, on 1 December 1954, as a reward for voting for the winning Democratic Party in the 1954 general election.
Split into simpler sentences: Until the 1950s Adıyaman was a city in the province of Malatya. It was made into a province in its own right, on 1 December 1954, as a reward for voting for the winning Democratic Party in the 1954 general election.