Complex sentence: Shiro Hashizume (born September 20,1928) is a retired freestyle swimmer from Wakayama, Japan, who won the silver medal in the men's 1500m freestyle at the 1952 Summer Olympics in Helsinki, Finland.
Split into simpler sentences: Shiro Hashizume (born September 20,1928) is a retired freestyle swimmer from Wakayama, Japan. He won the silver medal in the men's 1500m freestyle at the 1952 Summer Olympics in Helsinki, Finland.