1rbk3r/p2p1p2/R3p2n/1p3p2/1p1P4/2N2PP1/1PPQP2P/2B1KBR1 b - - 0 15
FEN state: 1rbk3r/p2p1p2/R3p2n/1p3p2/1p1P4/2N2PP1/1PPQP2P/2B1KBR1 b - - 0 15 ; Best move: c8a6
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at d8 and black rook at h8. Black pawn at a7, black pawn at d7 and black pawn at f7. White rook at a6, black pawn at e6 and black knight at h6. Black pawn at b5 and black pawn at f5. Black pawn at b4 and white pawn at d4. White knight at c3, white pawn at f3 and white pawn at g3. White pawn at b2, white pawn at c2, white queen at d2, white pawn at e2 and white pawn at h2. 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 15. Black to move.