r1b2qn1/2prk1b1/2n1pppp/pp1p2P1/2NP1P2/2P5/PP1QP2P/RNB1KBR1 b - - 0 17
FEN state: r1b2qn1/2prk1b1/2n1pppp/pp1p2P1/2NP1P2/2P5/PP1QP2P/RNB1KBR1 b - - 0 17 ; Best move: b5c4
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at f8 and black knight at g8. Black pawn at c7, black rook at d7, black king at e7 and black bishop at g7. Black knight at c6, black pawn at e6, black pawn at f6, black pawn at g6 and black pawn at h6. Black pawn at a5, black pawn at b5, black pawn at d5 and white pawn at g5. White knight at c4, white pawn at d4 and white pawn at f4. White pawn at c3. White pawn at a2, white pawn at b2, white queen at d2, white pawn at e2 and white pawn at h2. White rook at a1, white knight at b1, white bishop at c1, white king at e1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 17. Black to move.