1rb4r/ppp1p2p/4k2n/1P1p1p2/1R1B1q2/N1PPb2N/P3PPPn/3QKBR1 w - - 3 23
FEN state: 1rb4r/ppp1p2p/4k2n/1P1p1p2/1R1B1q2/N1PPb2N/P3PPPn/3QKBR1 w - - 3 23 ; Best move: h3f4
The current state of the chess board is: Black rook at b8, black bishop at c8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at c7, black pawn at e7 and black pawn at h7. Black king at e6 and black knight at h6. White pawn at b5, black pawn at d5 and black pawn at f5. White rook at b4, white bishop at d4 and black queen at f4. White knight at a3, white pawn at c3, white pawn at d3, black bishop at e3 and white knight at h3. White pawn at a2, white pawn at e2, white pawn at f2, white pawn at g2 and black knight at h2. White queen at d1, white king at e1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 3. Full move number is 23. White to move.