r3kb1r/1b3p2/p6p/1pppn1PP/PPnp2p1/2R5/2PNPKP1/R2Q1BN1 w kq - 3 23
FEN state: r3kb1r/1b3p2/p6p/1pppn1PP/PPnp2p1/2R5/2PNPKP1/R2Q1BN1 w kq - 3 23 ; Best move: d2c4
The current state of the chess board is: Black rook at a8, black king at e8, black bishop at f8 and black rook at h8. Black bishop at b7 and black pawn at f7. Black pawn at a6 and black pawn at h6. Black pawn at b5, black pawn at c5, black pawn at d5, black knight at e5, white pawn at g5 and white pawn at h5. White pawn at a4, white pawn at b4, black knight at c4, black pawn at d4 and black pawn at g4. White rook at c3. White pawn at c2, white knight at d2, white pawn at e2, white king at f2 and white pawn at g2. White rook at a1, white queen at d1, white bishop at f1 and white knight at g1. Black kingside and black queenside castles are available. Half move number is 3. Full move number is 23. White to move.