rnb1k2r/pp1p4/7p/4bpp1/1P5P/P2pP1n1/1BP1BP2/RN2K1NR b KQkq - 1 17
FEN state: rnb1k2r/pp1p4/7p/4bpp1/1P5P/P2pP1n1/1BP1BP2/RN2K1NR b KQkq - 1 17 ; Best move: e5b2
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at a7, black pawn at b7 and black pawn at d7. Black pawn at h6. Black bishop at e5, black pawn at f5 and black pawn at g5. White pawn at b4 and white pawn at h4. White pawn at a3, black pawn at d3, white pawn at e3 and black knight at g3. White bishop at b2, white pawn at c2, white bishop at e2 and white pawn at f2. White rook at a1, white knight at b1, white king at e1, white knight at g1 and white rook at h1. White kingside, white queenside, black kingside and black queenside castles are available. Half move number is 1. Full move number is 17. Black to move.