rn3br1/3bkpp1/1N1np3/p1p4p/2B1Q2P/P6P/RPPP1P2/1NB1K2R w K - 1 18
FEN state: rn3br1/3bkpp1/1N1np3/p1p4p/2B1Q2P/P6P/RPPP1P2/1NB1K2R w K - 1 18 ; Best move: e4a8
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at f8 and black rook at g8. Black bishop at d7, black king at e7, black pawn at f7 and black pawn at g7. White knight at b6, black knight at d6 and black pawn at e6. Black pawn at a5, black pawn at c5 and black pawn at h5. White bishop at c4, white queen at e4 and white pawn at h4. White pawn at a3 and white pawn at h3. White rook at a2, white pawn at b2, white pawn at c2, white pawn at d2 and white pawn at f2. White knight at b1, white bishop at c1, white king at e1 and white rook at h1. White kingside is the only castle move available. Half move number is 1. Full move number is 18. White to move.