1nb1k2r/NBpp1ppp/7n/4P3/6P1/7N/P1PbP1K1/R1BQ3R b k - 0 15
FEN state: 1nb1k2r/NBpp1ppp/7n/4P3/6P1/7N/P1PbP1K1/R1BQ3R b k - 0 15 ; Best move: c8b7
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8 and black rook at h8. White knight at a7, white bishop at b7, black pawn at c7, black pawn at d7, black pawn at f7, black pawn at g7 and black pawn at h7. Black knight at h6. White pawn at e5. White pawn at g4. White knight at h3. White pawn at a2, white pawn at c2, black bishop at d2, white pawn at e2 and white king at g2. White rook at a1, white bishop at c1, white queen at d1 and white rook at h1. Black kingside is the only castle move available. Half move number is 0. Full move number is 15. Black to move.