rnbkqb1r/pp3ppp/2n5/2p1p3/PP2p3/2NPQPK1/2PB2PP/1R3BNR b - - 1 17
FEN state: rnbkqb1r/pp3ppp/2n5/2p1p3/PP2p3/2NPQPK1/2PB2PP/1R3BNR b - - 1 17 ; Best move: c5b4
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at d8, black queen at e8, black bishop at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at f7, black pawn at g7 and black pawn at h7. Black knight at c6. Black pawn at c5 and black pawn at e5. White pawn at a4, white pawn at b4 and black pawn at e4. White knight at c3, white pawn at d3, white queen at e3, white pawn at f3 and white king at g3. White pawn at c2, white bishop at d2, white pawn at g2 and white pawn at h2. White rook at b1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 17. Black to move.