Photo by Josh Goleman. Design: Armistead Booker When playing chess never move your pawn to F4 since it makes your king vulnerable and, as Kevin James Doyle advises, "If you're playing anyone even decent at chess, they're going to know you don't know what you're doing " and they're going to destroy you." Doyle, a comedian, actor and chess instructor, starts After Endgame with this anecdote, a 70-minute c…