3Nkb1r/1n1npp2/rpp5/N2p1b1p/PP4p1/3PPPPP/2PK4/1RBQ1B1R b - - 0 20
FEN state: 3Nkb1r/1n1npp2/rpp5/N2p1b1p/PP4p1/3PPPPP/2PK4/1RBQ1B1R b - - 0 20 ; Best move: b7d8
The current state of the chess board is: White knight at d8, black king at e8, black bishop at f8 and black rook at h8. Black knight at b7, black knight at d7, black pawn at e7 and black pawn at f7. Black rook at a6, black pawn at b6 and black pawn at c6. White knight at a5, black pawn at d5, black bishop at f5 and black pawn at h5. White pawn at a4, white pawn at b4 and black pawn at g4. White pawn at d3, white pawn at e3, white pawn at f3, white pawn at g3 and white pawn at h3. White pawn at c2 and white king at d2. White rook at b1, white bishop at c1, white queen at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. Black to move.