r4bn1/3Qpk1r/b6p/pp6/1pP1q2N/Pn1BP3/5PPP/RN2K2R w KQ - 1 23
FEN state: r4bn1/3Qpk1r/b6p/pp6/1pP1q2N/Pn1BP3/5PPP/RN2K2R w KQ - 1 23 ; Best move: d3e4
The current state of the chess board is: Black rook at a8, black bishop at f8 and black knight at g8. White queen at d7, black pawn at e7, black king at f7 and black rook at h7. Black bishop at a6 and black pawn at h6. Black pawn at a5 and black pawn at b5. Black pawn at b4, white pawn at c4, black queen at e4 and white knight at h4. White pawn at a3, black knight at b3, white bishop at d3 and white pawn at e3. White pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white king at e1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 1. Full move number is 23. White to move.