r2k2r1/1bqn1p1p/2pp2p1/p3pNb1/PP1PP3/2p2B2/1B3P1P/RQ3KNR b - - 1 20
FEN state: r2k2r1/1bqn1p1p/2pp2p1/p3pNb1/PP1PP3/2p2B2/1B3P1P/RQ3KNR b - - 1 20 ; Best move: c3b2
The current state of the chess board is: Black rook at a8, black king at d8 and black rook at g8. Black bishop at b7, black queen at c7, black knight at d7, black pawn at f7 and black pawn at h7. Black pawn at c6, black pawn at d6 and black pawn at g6. Black pawn at a5, black pawn at e5, white knight at f5 and black bishop at g5. White pawn at a4, white pawn at b4, white pawn at d4 and white pawn at e4. Black pawn at c3 and white bishop at f3. White bishop at b2, white pawn at f2 and white pawn at h2. White rook at a1, white queen at b1, white king at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 20. Black to move.