2b2bnr/r1kppqp1/ppn2p1p/8/2pPNP2/P3P1PP/1PP5/RNBQKBR1 b - - 4 15
FEN state: 2b2bnr/r1kppqp1/ppn2p1p/8/2pPNP2/P3P1PP/1PP5/RNBQKBR1 b - - 4 15 ; Best move: d7d5
The current state of the chess board is: Black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black rook at a7, black king at c7, black pawn at d7, black pawn at e7, black queen at f7 and black pawn at g7. Black pawn at a6, black pawn at b6, black knight at c6, black pawn at f6 and black pawn at h6. Black pawn at c4, white pawn at d4, white knight at e4 and white pawn at f4. White pawn at a3, white pawn at e3, white pawn at g3 and white pawn at h3. White pawn at b2 and white pawn at c2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 4. Full move number is 15. Black to move.