Complex sentence: The park was opened by the Chairman of the SUDC on 25th May 1914, and was progressively expanded in size following the acquisition of further houses in 1921,1924 and 1931.
Split into simpler sentences: The park was opened by the Chairman of the SUDC on 25th May 1914. It was progressively expanded in size following the acquisition of further houses in 1921,1924 and 1931.