1q3k2/rp1bbp2/pnp1p1r1/PR1p2Pp/3Pn3/2P1QN2/1P2KPP1/1NB2BR1 b - - 0 21
FEN state: 1q3k2/rp1bbp2/pnp1p1r1/PR1p2Pp/3Pn3/2P1QN2/1P2KPP1/1NB2BR1 b - - 0 21 ; Best move: b6c4
The current state of the chess board is: Black queen at b8 and black king at f8. Black rook at a7, black pawn at b7, black bishop at d7, black bishop at e7 and black pawn at f7. Black pawn at a6, black knight at b6, black pawn at c6, black pawn at e6 and black rook at g6. White pawn at a5, white rook at b5, black pawn at d5, white pawn at g5 and black pawn at h5. White pawn at d4 and black knight at e4. White pawn at c3, white queen at e3 and white knight at f3. White pawn at b2, white king at e2, white pawn at f2 and white pawn at g2. White knight at b1, white bishop at c1, white bishop at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. Black to move.