rnb1kq2/3p1p2/1pp1p2n/p7/1b2PN1P/1P1P1P2/2P2P2/R1BQ1K1R b - - 0 20
FEN state: rnb1kq2/3p1p2/1pp1p2n/p7/1b2PN1P/1P1P1P2/2P2P2/R1BQ1K1R b - - 0 20 ; Best move: f8h8
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black king at e8 and black queen at f8. Black pawn at d7 and black pawn at f7. Black pawn at b6, black pawn at c6, black pawn at e6 and black knight at h6. Black pawn at a5. Black bishop at b4, white pawn at e4, white knight at f4 and white pawn at h4. White pawn at b3, white pawn at d3 and white pawn at f3. White pawn at c2 and white pawn at f2. White rook at a1, white bishop at c1, white queen at d1, white king 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.