In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
One example: The Inheritance Cycle is a series of fantasy books written by Christopher Paolini.
Solution is here: The Inheritance Cycle is a tetralogy of young adult high fantasy novels written by American author Christopher Paolini.
Explanation: The output sentence elaborates on the input sentence without changing its general meaning e.g. "tetralogy of young adult high fantasy novels".

Now, solve this: Maurice " Moe " Roberts ( December 13 , 1905 – February 7 , 1975 ) was an American retired professional ice hockey goaltender .
Solution:
Maurice " Moe " Roberts ( December 13 , 1905 – February 7 , 1975 ) was an American ice hockey player , who was the oldest man ever to play the position of goaltender in National Hockey League history , and in two different stretches of several decades was both the oldest player ever to play a NHL game and the " youngest " man ever to play goal in the NHL .