1nb2br1/1p1knp2/rqp5/3p3p/PPB1p1pP/2P1PPP1/1R1P3N/1NBQ1K1R b - - 0 15
FEN state: 1nb2br1/1p1knp2/rqp5/3p3p/PPB1p1pP/2P1PPP1/1R1P3N/1NBQ1K1R b - - 0 15 ; Best move: d5c4
The current state of the chess board is: Black knight at b8, black bishop at c8, black bishop at f8 and black rook at g8. Black pawn at b7, black king at d7, black knight at e7 and black pawn at f7. Black rook at a6, black queen at b6 and black pawn at c6. Black pawn at d5 and black pawn at h5. White pawn at a4, white pawn at b4, white bishop at c4, black pawn at e4, black pawn at g4 and white pawn at h4. White pawn at c3, white pawn at e3, white pawn at f3 and white pawn at g3. White rook at b2, white pawn at d2 and white knight at h2. White knight at b1, white bishop at c1, white queen at d1, white king at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 15. Black to move.