r1b2bn1/p1k4r/qp1N2p1/2pppp2/5B1p/P2P1P2/N2KP1PP/R2Q1BR1 b - - 4 22
FEN state: r1b2bn1/p1k4r/qp1N2p1/2pppp2/5B1p/P2P1P2/N2KP1PP/R2Q1BR1 b - - 4 22 ; Best move: e5f4
The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8 and black knight at g8. Black pawn at a7, black king at c7 and black rook at h7. Black queen at a6, black pawn at b6, white knight at d6 and black pawn at g6. Black pawn at c5, black pawn at d5, black pawn at e5 and black pawn at f5. White bishop at f4 and black pawn at h4. White pawn at a3, white pawn at d3 and white pawn at f3. White knight at a2, white king at d2, white pawn at e2, white pawn at g2 and white pawn at h2. White rook at a1, white queen at d1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 4. Full move number is 22. Black to move.