r1b1kb1r/1p5n/p1np2p1/B4p1p/P2P1p1P/1P2P1P1/2P1NKB1/R2QR3 b - - 3 23
FEN state: r1b1kb1r/1p5n/p1np2p1/B4p1p/P2P1p1P/1P2P1P1/2P1NKB1/R2QR3 b - - 3 23 ; Best move: f4g3
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at b7 and black knight at h7. Black pawn at a6, black knight at c6, black pawn at d6 and black pawn at g6. White bishop at a5, black pawn at f5 and black pawn at h5. White pawn at a4, white pawn at d4, black pawn at f4 and white pawn at h4. White pawn at b3, white pawn at e3 and white pawn at g3. White pawn at c2, white knight at e2, white king at f2 and white bishop at g2. White rook at a1, white queen at d1 and white rook at e1. Both players have exhausted their castles. Half move number is 3. Full move number is 23. Black to move.