rnb1k2r/2bp3p/pn3ppP/4pP2/P1PB4/2QP2q1/1P1KP3/1q1N1BR1 b - - 1 23
FEN state: rnb1k2r/2bp3p/pn3ppP/4pP2/P1PB4/2QP2q1/1P1KP3/1q1N1BR1 b - - 1 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 king at e8 and black rook at h8. Black bishop at c7, black pawn at d7 and black pawn at h7. Black pawn at a6, black knight at b6, black pawn at f6, black pawn at g6 and white pawn at h6. Black pawn at e5 and white pawn at f5. White pawn at a4, white pawn at c4 and white bishop at d4. White queen at c3, white pawn at d3 and black queen at g3. White pawn at b2, white king at d2 and white pawn at e2. Black queen at b1, white knight at d1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 23. Black to move.