1rb4r/p2nkpp1/1p2pq1n/2pp2Pp/2PP3P/bQ3P2/1P2P1BB/RN3KNR w - - 5 18
FEN state: 1rb4r/p2nkpp1/1p2pq1n/2pp2Pp/2PP3P/bQ3P2/1P2P1BB/RN3KNR w - - 5 18 ; Best move: g5f6
The current state of the chess board is: Black rook at b8, black bishop at c8 and black rook at h8. Black pawn at a7, black knight at d7, black king at e7, black pawn at f7 and black pawn at g7. Black pawn at b6, black pawn at e6, black queen at f6 and black knight at h6. Black pawn at c5, black pawn at d5, white pawn at g5 and black pawn at h5. White pawn at c4, white pawn at d4 and white pawn at h4. Black bishop at a3, white queen at b3 and white pawn at f3. White pawn at b2, white pawn at e2, white bishop at g2 and white bishop at h2. White rook at a1, white knight at b1, white king at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 5. Full move number is 18. White to move.