Task: Sentence Expansion
Input (English): Fukuhara-kyo ̄ ( 福原京 ) was the Imperial capital of Japan for six months in 1180 .
Output (English): Fukuhara-kyo ̄ ( 福原京 , Capital of Fukuhara ) was the seat of Japan 's Imperial Court , and therefore the capital of the country , for roughly six months in 1180 .