4kb1r/rb1n2pN/p1ppp2p/Pp3p2/1PPP1nPP/2B1P3/3K1P1R/RN1Q1B2 b k - 1 18
FEN state: 4kb1r/rb1n2pN/p1ppp2p/Pp3p2/1PPP1nPP/2B1P3/3K1P1R/RN1Q1B2 b k - 1 18 ; Best move: h8h7
The current state of the chess board is: Black king at e8, black bishop at f8 and black rook at h8. Black rook at a7, black bishop at b7, black knight at d7, black pawn at g7 and white knight at h7. Black pawn at a6, black pawn at c6, black pawn at d6, black pawn at e6 and black pawn at h6. White pawn at a5, black pawn at b5 and black pawn at f5. White pawn at b4, white pawn at c4, white pawn at d4, black knight at f4, white pawn at g4 and white pawn at h4. White bishop at c3 and white pawn at e3. White king at d2, white pawn at f2 and white rook at h2. White rook at a1, white knight at b1, white queen at d1 and white bishop at f1. Black kingside is the only castle move available. Half move number is 1. Full move number is 18. Black to move.