r1b1kbr1/p4p2/n1p1p2p/PpPNn1p1/1P2P2P/3q1BN1/RB3P2/2Q1K2R b Kq - 0 23
FEN state: r1b1kbr1/p4p2/n1p1p2p/PpPNn1p1/1P2P2P/3q1BN1/RB3P2/2Q1K2R b Kq - 0 23 ; Best move: e5f3
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 g8. Black pawn at a7 and black pawn at f7. Black knight at a6, black pawn at c6, black pawn at e6 and black pawn at h6. White pawn at a5, black pawn at b5, white pawn at c5, white knight at d5, black knight at e5 and black pawn at g5. White pawn at b4, white pawn at e4 and white pawn at h4. Black queen at d3, white bishop at f3 and white knight at g3. White rook at a2, white bishop at b2 and white pawn at f2. White queen at c1, white king at e1 and white rook at h1. White kingside and black queenside castles are available. Half move number is 0. Full move number is 23. Black to move.