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).
All that is gold does not glitter and danger. Line seven refers to the sword Narsil. Line eight foreshadows the crownless Aragorn's accession to the throne of both the kingless Gondor and the vanished Arnor. Older editions of "The Lord of the Rings" indexed the poem as "The Riddle of Strider". From the 50th anniversary edition of 2005 on, the new, enlarged index by Wayne G. Hammond and Christina Scull list it as "All that is gold does not glitter". Early versions of the poem are recorded in "The Treason of Isengard", part of "The History of Middle-earth" book series by Christopher Tolkien. The first draft of