Complex sentence: Dara, the son of Emperor Shah Jahan, followed the Qadiri order of Sufi Islam and made the garden for his tutor; it was further used as an observatory, useful for teaching astrology and astronomy.
Split into simpler sentences: Dara, the son of Emperor Shah Jahan, followed the Qadiri order of Sufi Islam and made the garden for his tutor. It was further used as an observatory, useful for teaching astrology and astronomy.