Complex sentence: Dhien was brought to Banda Aceh and her myopia and arthritis slowly healed, but in the end she was exiled to Sumedang, West Java because the Dutch were afraid she would mobilize the resistance of Aceh people.
Split into simpler sentences: Dhien was brought to Banda Aceh and her myopia and arthritis slowly healed. She was sent into exile to Sumedang, West Java because the Dutch were afraid she would mobilize the resistance of Aceh people.