White's most common second-move response to the Sicilian is to move one of these pieces, two of which cannot force checkmate against a king.
One of these is sacrificed in the Fried Liver Attack, and the Ruy Lopez  is characterized by an attack on one. White's most common second-move response to the Sicilian is to move one of these pieces, two of which cannot force checkmate against a king. A common beginner's opening is to move out (*) all four of these, and this piece makes the final move in a smothered mate. In The Sorcerer's Stone, Ron chooses to play as one of these, which starts the game on b1 ("bee-one") and, like the bishop, is a minor piece. For ten points, identify these chess pieces which are denoted "N" in algebraic notation, move in an L-shape, and look like horses.
One of these is sacrificed in the Fried Liver Attack, and the Ruy Lopez  is characterized by an attack on one.
knights (prompt on horsies or terrible things of that nature, prompt on “chess pieces” in the first line) &lt;MS&gt;