Complex sentence: One of Melbourne's oldest parks is Flagstaff Gardens which is well used by office workers at lunchtime and contains a memorial to the first Europeans who died in the colony and were buried between 1835 and 1840.
Split into simpler sentences: One of Melbourne's oldest parks is Flagstaff Gardens. Used by office workers at lunchtime, the park contains a memorial to the first Europeans who died in the colony and were buried between 1835 and 1840.