r1bk1br1/1p3ppp/3pP3/p1p5/1n1P1PP1/5N2/P1P1K3/RNBQ1B1q b - - 0 15
FEN state: r1bk1br1/1p3ppp/3pP3/p1p5/1n1P1PP1/5N2/P1P1K3/RNBQ1B1q b - - 0 15 ; Best move: c8e6
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8, black bishop at f8 and black rook at g8. Black pawn at b7, black pawn at f7, black pawn at g7 and black pawn at h7. Black pawn at d6 and white pawn at e6. Black pawn at a5 and black pawn at c5. Black knight at b4, white pawn at d4, white pawn at f4 and white pawn at g4. White knight at f3. White pawn at a2, white pawn at c2 and white king at e2. White rook at a1, white knight at b1, white bishop at c1, white queen at d1, white bishop at f1 and black queen at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 15. Black to move.