r3k1n1/2pb1p2/1p1B3r/p3p2p/1P2n3/b2PpPP1/P1P4N/RQ1K1BR1 w q - 5 23
FEN state: r3k1n1/2pb1p2/1p1B3r/p3p2p/1P2n3/b2PpPP1/P1P4N/RQ1K1BR1 w q - 5 23 ; Best move: d3e4
The current state of the chess board is: Black rook at a8, black king at e8 and black knight at g8. Black pawn at c7, black bishop at d7 and black pawn at f7. Black pawn at b6, white bishop at d6 and black rook at h6. Black pawn at a5, black pawn at e5 and black pawn at h5. White pawn at b4 and black knight at e4. Black bishop at a3, white pawn at d3, black pawn at e3, white pawn at f3 and white pawn at g3. White pawn at a2, white pawn at c2 and white knight at h2. White rook at a1, white queen at b1, white king at d1, white bishop at f1 and white rook at g1. Black queenside is the only castle move available. Half move number is 5. Full move number is 23. White to move.