rnbb1k1r/pp1p2pp/4q3/3P1P2/1p1Np3/2PB1P2/P3n1PP/R1BKQ1NR b - - 7 20
FEN state: rnbb1k1r/pp1p2pp/4q3/3P1P2/1p1Np3/2PB1P2/P3n1PP/R1BKQ1NR b - - 7 20 ; Best move: e2c3
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black bishop at d8, black king at f8 and black rook at h8. Black pawn at a7, black pawn at b7, black pawn at d7, black pawn at g7 and black pawn at h7. Black queen at e6. White pawn at d5 and white pawn at f5. Black pawn at b4, white knight at d4 and black pawn at e4. White pawn at c3, white bishop at d3 and white pawn at f3. White pawn at a2, black knight at e2, white pawn at g2 and white pawn at h2. White rook at a1, white bishop at c1, white king at d1, white queen at e1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 7. Full move number is 20. Black to move.