Complex sentence: The end of hostilities brought a period of struggle for survival for Ranelagh, but by the mid- 1950s things were on the upturn again, and the club started to look at improving its accommodation at the Dysart.
Split into simpler sentences: The end of hostilities brought a period of struggle for survival for Ranelagh. By the mid- 1950s things were on the upturn, and the club started to look at improving its accommodation at the Dysart.