[Shikamaru smirks and closes up the closet door while he's doing that, before taking his seat on the opposite side of the board, which is arranged like this.

It's a nice board, so it comes up to knee level for comfortable playing. He points to Silver's front row: nine pieces that all have the same mark.]

These guys are your pawns. They can only move one space directly forward.

[Pointing to the second row now.] And those two are your Rook, and your Bishop.