B3k1nr/p1pb1p2/np2p2p/2bp4/7q/3PP1Pp/PPP1KP1R/RNB3N1 w k - 1 18
FEN state: B3k1nr/p1pb1p2/np2p2p/2bp4/7q/3PP1Pp/PPP1KP1R/RNB3N1 w k - 1 18 ; Best move: g3h4
The current state of the chess board is: White bishop at a8, black king at e8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at c7, black bishop at d7 and black pawn at f7. Black knight at a6, black pawn at b6, black pawn at e6 and black pawn at h6. Black bishop at c5 and black pawn at d5. Black queen at h4. White pawn at d3, white pawn at e3, white pawn at g3 and black pawn at h3. White pawn at a2, white pawn at b2, white pawn at c2, white king at e2, white pawn at f2 and white rook at h2. White rook at a1, white knight at b1, white bishop at c1 and white knight at g1. Black kingside is the only castle move available. Half move number is 1. Full move number is 18. White to move.