Task: Sentence Expansion
Input (English): Takamatsu ( 高松市 , Takamatsu-shi ) is the capital city of Kagawa Prefecture in Japan .
Output (English): Takamatsu ( 高松市 , Takamatsu-shi , -RSB- ) is a city located in central Kagawa Prefecture on the island of Shikoku in Japan , and is the capital city of the prefectural government .