Complex sentence: Philip Henry Howard Surrey was born on Oct.8,1910, in Calgary, Alberta, the son of adventurer Harry Surrey and Kate de Guerin, a relative of portraitist Richard Crosse.
Split into simpler sentences: Philip Henry Howard Surrey was born on Oct.8,1910, in Calgary, Alberta. Surrey, the son of adventurer Harry Surrey and Kate de Guerin, a relative of portraitist Richard Crosse.