Algebraic notation (chess) board. Thus each square has a unique identification of file letter followed by rank number. (For example, White's king starts the game on square e1; Black's knight on b8 can move to open squares a6 or c6.) Each piece type (other than pawns) is identified by an uppercase letter. English-speaking players use the letters "K" for king, "Q" for queen, "R" for rook, "B" for bishop, and "N" for knight (since K is already used). "S" (from the German "Springer") was also used for the knight in the early days of algebraic notation and is still used in some chess
Piece by Piece Tour about opener Pentatonix. She stated she hoped to convince them to sing with her during her set. Nick Jonas and Tyler Shaw were scheduled to open up for Clarkson in October 2015 in Canada, before dates were ultimately cancelled. On May 21, 2015, it was announced that singer Abi Ann would also be opening up for Clarkson. Clarkson confirmed plans to include "Piece by Piece" singles "Heartbeat Song" and "Invincible" in the set list for the show, alongside album-only tracks, "Dance With Me" and "Tightrope", with the latter promised to be a highlight for the show. Speaking to "USA Today",