Complex sentence: Gregory Hickey (born March 8,1955) is a retired Canadian professional ice hockey left winger who played in one National Hockey League game for the New York Rangers during the 1977--78 NHL season.
Split into simpler sentences: Gregory Hickey (born March 8,1955) is a Canadian retired professional ice hockey player. Hickey played in one National Hockey League game for the New York Rangers during the 1977--78 NHL season.