Pin (chess) Pin (chess) In chess, a pin is a situation brought on by an attacking piece in which a defending piece cannot move without exposing a more valuable defending piece on its other side to capture by the attacking piece. Moving the attacking piece to bring on the pin is called pinning; the defending piece so restricted is described as pinned. Only pieces that can move an indefinite number of squares in a horizontal, vertical, or diagonal line (i.e. bishops, rooks, and queens) can pin. Kings, knights, and pawns cannot pin. Any piece can be pinned except the king, since the
Horse culture in Mongolia together and neither would be lonely. So the first horsehead fiddle was assembled, with horse bones as its neck, horsehair strings, horse skin covering its wooden soundbox, and its scroll carved into the shape of a horse head. Horses are common characters in Mongolian folklore. The frequently recurring motif of the young foal who becomes separated from his family and must make his way in the world alone is a type of story that has been described as endemic to Mongolian culture. The horse also figures prominently in song. In 1934, Haslund wrote, "Of forty-two Mongolian songs which I noted