Spectral Chessboard

Sz: Sometimes I think chess is too easy Pb: In my case too easy to lose Hol: Like the game of life
Pb: I don't know that one, is it on sale? Sz: No, but, in it, we all are sold Pb: Are we still talking about
board games Hol: Who said chess was a board game at all Sz: Well, not just a board game, technicaly
it still is Hol: Yes, thank you professor Pb: Frankly, I'm nonplussed. Think we'd better publish.