chess in space

- you are on a deep space mission - you and three others - the flight will take 40 years - one guy is always saying ARE WE THERE YET ?  and HE does not play chess - - there are no chess books - and all the chess material was accidently deleted ( actually the guy who does not play chess deleted them maliciously ) - - the other two fellows play chess as well as you -1/  So with out anything else on the space craft except a chess board and the chess pieces - how many years will you enjoy playing chess 2/ - while watching a game you noticed one play cheat - will you tell the victim and have an enemy for 39 years or while you pretend you did not notice and say nothing - - - 3/ unknown to all of you aliens are judging humanity by observing your chess play with super dupper surveillance equipment the likes of which is unknown on earth ====== what do you think the aliens would think  -