1nb1kN2/1p1p2p1/r4n1r/p1p1p3/PBqPp3/3Q4/1PB1KPPP/RN5R b - - 1 21
FEN state: 1nb1kN2/1p1p2p1/r4n1r/p1p1p3/PBqPp3/3Q4/1PB1KPPP/RN5R b - - 1 21 ; Best move: e4d3
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8 and white knight at f8. Black pawn at b7, black pawn at d7 and black pawn at g7. Black rook at a6, black knight at f6 and black rook at h6. Black pawn at a5, black pawn at c5 and black pawn at e5. White pawn at a4, white bishop at b4, black queen at c4, white pawn at d4 and black pawn at e4. White queen at d3. White pawn at b2, white bishop at c2, white king at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. Black to move.