r1b4r/2ppq2p/pp4kn/4p1p1/1PP5/N4R2/3PPPP1/2BQKBN1 b - - 0 17
FEN state: r1b4r/2ppq2p/pp4kn/4p1p1/1PP5/N4R2/3PPPP1/2BQKBN1 b - - 0 17 ; Best move: e5e4
The current state of the chess board is: Black rook at a8, black bishop at c8 and black rook at h8. Black pawn at c7, black pawn at d7, black queen at e7 and black pawn at h7. Black pawn at a6, black pawn at b6, black king at g6 and black knight at h6. Black pawn at e5 and black pawn at g5. White pawn at b4 and white pawn at c4. White knight at a3 and white rook at f3. White pawn at d2, white pawn at e2, white pawn at f2 and white pawn at g2. White bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 17. Black to move.