1nb1k1r1/4n3/P1pp2p1/p3pp1p/N1P4P/P3N3/3PPPPb/R1BQKBR1 b - - 3 20
FEN state: 1nb1k1r1/4n3/P1pp2p1/p3pp1p/N1P4P/P3N3/3PPPPb/R1BQKBR1 b - - 3 20 ; Best move: c8a6
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8 and black rook at g8. Black knight at e7. White pawn at a6, black pawn at c6, black pawn at d6 and black pawn at g6. Black pawn at a5, black pawn at e5, black pawn at f5 and black pawn at h5. White knight at a4, white pawn at c4 and white pawn at h4. White pawn at a3 and white knight at e3. White pawn at d2, white pawn at e2, white pawn at f2, white pawn at g2 and black bishop at h2. White rook at a1, 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 3. Full move number is 20. Black to move.