r2knb1r/p3p2p/2P2p2/3B2P1/2Pp4/1P1nB3/2RKQ3/1N5R w - - 0 23
FEN state: r2knb1r/p3p2p/2P2p2/3B2P1/2Pp4/1P1nB3/2RKQ3/1N5R w - - 0 23 ; Best move: e3d4
The current state of the chess board is: Black rook at a8, black king at d8, black knight at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at e7 and black pawn at h7. White pawn at c6 and black pawn at f6. White bishop at d5 and white pawn at g5. White pawn at c4 and black pawn at d4. White pawn at b3, black knight at d3 and white bishop at e3. White rook at c2, white king at d2 and white queen at e2. White knight at b1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 23. White to move.