Betza's funny notation ones. The notation is based on dividing moves that can be made on a board of squares into groups of symmetry-equivalent moves, the moves within a group differing only in the direction in which the step is taken. Each such group (referred to as "atom") is indicated by a capital, such as N for the 8 moves of the knight. The letter that represents the atom is usually the first letter of the simplest piece from current or historic chess variants that has this move, such as A and F for the alfil and ferz of shatranj (ancient Arabic/Persian chess).
A Piece of the Action (film) A Piece of the Action (film) A Piece of the Action is a 1977 American crime comedy film directed by and starring Sidney Poitier and co-starring Bill Cosby. It was the third film pairing of Poitier and Cosby, following "Uptown Saturday Night" (1974) and "Let's Do It Again" (1975). The films are considered a trilogy, even though the actors play characters with different names in each film. It was also Poitier's last acting role for more than a decade, as he focused his attentions on directing only. Dave Anderson (Cosby) and Manny Durrell (Poitier) are two high-class sneak thieves who