1nb5/r1pkn1r1/Pp1p1P1p/3P4/q1P1P2p/bN6/1Q4P1/R1BNKB1R w KQ - 0 23
FEN state: 1nb5/r1pkn1r1/Pp1p1P1p/3P4/q1P1P2p/bN6/1Q4P1/R1BNKB1R w KQ - 0 23 ; Best move: a1a3
The current state of the chess board is: Black knight at b8 and black bishop at c8. Black rook at a7, black pawn at c7, black king at d7, black knight at e7 and black rook at g7. White pawn at a6, black pawn at b6, black pawn at d6, white pawn at f6 and black pawn at h6. White pawn at d5. Black queen at a4, white pawn at c4, white pawn at e4 and black pawn at h4. Black bishop at a3 and white knight at b3. White queen at b2 and white pawn at g2. White rook at a1, white bishop at c1, white knight at d1, white king at e1, white bishop at f1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 23. White to move.