Complex sentence: The north end of the beach has 55 beach huts, some of which are believed to be 100 years old, the huts are leased from the Scottish Borders council who own the sands but not the huts.
Split into simpler sentences: The north end of the beach has 55 beach huts, some of which are believed to be 100 years old. The huts are leased from the Scottish Borders Council who own the sands, but not the huts.