rnbqk3/1p1p4/p2n3r/4pp1P/P1PB3P/N2P1PpN/1P2P1B1/1R3K1R b - - 4 23
FEN state: rnbqk3/1p1p4/p2n3r/4pp1P/P1PB3P/N2P1PpN/1P2P1B1/1R3K1R b - - 4 23 ; Best move: e5d4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8 and black king at e8. Black pawn at b7 and black pawn at d7. Black pawn at a6, black knight at d6 and black rook at h6. Black pawn at e5, black pawn at f5 and white pawn at h5. White pawn at a4, white pawn at c4, white bishop at d4 and white pawn at h4. White knight at a3, white pawn at d3, white pawn at f3, black pawn at g3 and white knight at h3. White pawn at b2, white pawn at e2 and white bishop at g2. White rook at b1, white king at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 23. Black to move.