Complex sentence: In 1692, Stefan Mikołaj Branicki, the son of Jan Klemens Branicki (Marshal of the Crown Court), obtained city rights for Białystok from King John III Sobieski and built Branicki Palace on the foundations of former defensive castle of the Wiesiołowski family.
Split into simpler sentences: In 1692, Stefan Mikołaj Branicki, the son of Jan Klemens Branicki (Marshal of the Crown Court), obtained city rights for Białystok from King John III Sobieski. Stefan built the Branicki Palace on the foundations of the former defensive castle of the Wiesiołowski family.