2bqk1r1/r1pp1p1p/p3pPP1/1p1P4/nPN2BP1/b2Q3R/2P1P1n1/2RK1BN1 b - - 4 20
FEN state: 2bqk1r1/r1pp1p1p/p3pPP1/1p1P4/nPN2BP1/b2Q3R/2P1P1n1/2RK1BN1 b - - 4 20 ; Best move: d8f6
The current state of the chess board is: Black bishop at c8, black queen at d8, black king at e8 and black rook at g8. Black rook at a7, black pawn at c7, black pawn at d7, black pawn at f7 and black pawn at h7. Black pawn at a6, black pawn at e6, white pawn at f6 and white pawn at g6. Black pawn at b5 and white pawn at d5. Black knight at a4, white pawn at b4, white knight at c4, white bishop at f4 and white pawn at g4. Black bishop at a3, white queen at d3 and white rook at h3. White pawn at c2, white pawn at e2 and black knight at g2. White rook at c1, white king at d1, white bishop at f1 and white knight at g1. Both players have exhausted their castles. Half move number is 4. Full move number is 20. Black to move.