Knight (chess) king); in descriptive chess notation, "Kt" is sometimes used instead, mainly in older literature. In chess problems and endgame studies, the letter "S", standing for the German name for the piece, "Springer", is often used (and in some variants of fairy chess "N" is used for the popular fairy chess piece, the nightrider). Even among sets of the standard Staunton pattern, the style of the pieces varies. The knights vary considerably. Here are some examples. The knight, along with the king and the rook, has the oldest defined movement of any chess piece, its movement being unchanged since the invention
Piece by Piece (Kelly Clarkson album) to support the album, which would begin in Hershey, Pennsylvania on July 11, 2015. "Heartbeat Song", the lead single from "Piece by Piece", was released on January 12, 2015. Receiving a positive response in its initial release, music critics described the track as a celebration of Clarkson's return to mainstream pop music. "Heartbeat Song" became a Top 40 hit on the "Billboard" Hot 100 chart, and attained Top 40 positions in almost every country singles chart it ranked in, including a top 10 position on the Official UK Singles Chart. Clarkson also announced intentions to commission dance remixes for "Take