1nb2b1r/rp1kp1pp/p6n/3p4/2q3P1/P1PP1P1N/R2BP2P/3QKBR1 w - - 0 18
FEN state: 1nb2b1r/rp1kp1pp/p6n/3p4/2q3P1/P1PP1P1N/R2BP2P/3QKBR1 w - - 0 18 ; Best move: d3c4
The current state of the chess board is: Black knight at b8, black bishop at c8, black bishop at f8 and black rook at h8. Black rook at a7, black pawn at b7, black king at d7, black pawn at e7, black pawn at g7 and black pawn at h7. Black pawn at a6 and black knight at h6. Black pawn at d5. Black queen at c4 and white pawn at g4. White pawn at a3, white pawn at c3, white pawn at d3, white pawn at f3 and white knight at h3. White rook at a2, white bishop at d2, white pawn at e2 and white pawn at h2. White queen at d1, white king at e1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 18. White to move.