r1b2bnr/pp1k3p/2nP4/2R1p2B/6P1/1qN1PP1p/1PPK4/2B1Q1NR b - - 0 20
FEN state: r1b2bnr/pp1k3p/2nP4/2R1p2B/6P1/1qN1PP1p/1PPK4/2B1Q1NR b - - 0 20 ; Best move: b3e6
The current state of the chess board is: Black rook at a8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at a7, black pawn at b7, black king at d7 and black pawn at h7. Black knight at c6 and white pawn at d6. White rook at c5, black pawn at e5 and white bishop at h5. White pawn at g4. Black queen at b3, white knight at c3, white pawn at e3, white pawn at f3 and black pawn at h3. White pawn at b2, white pawn at c2 and white king at d2. White bishop at c1, white queen at e1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. Black to move.