r1bk2nr/1p1p3p/2p1pp1b/pP2N1p1/B2Pn1P1/2N1P3/PBP2P1P/q2QKR2 w - - 3 18
FEN state: r1bk2nr/1p1p3p/2p1pp1b/pP2N1p1/B2Pn1P1/2N1P3/PBP2P1P/q2QKR2 w - - 3 18 ; Best move: d1a1
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at d7 and black pawn at h7. Black pawn at c6, black pawn at e6, black pawn at f6 and black bishop at h6. Black pawn at a5, white pawn at b5, white knight at e5 and black pawn at g5. White bishop at a4, white pawn at d4, black knight at e4 and white pawn at g4. White knight at c3 and white pawn at e3. White pawn at a2, white bishop at b2, white pawn at c2, white pawn at f2 and white pawn at h2. Black queen at a1, white queen at d1, white king at e1 and white rook at f1. Both players have exhausted their castles. Half move number is 3. Full move number is 18. White to move.