r1bk3r/p1pp3p/P4p1n/1p5P/2q3pP/P1BpP2N/4QPBR/RN3K2 b - - 1 21
FEN state: r1bk3r/p1pp3p/P4p1n/1p5P/2q3pP/P1BpP2N/4QPBR/RN3K2 b - - 1 21 ; Best move: d3e2
The current state of the chess board is: Black rook at a8, black bishop at c8, black king at d8 and black rook at h8. Black pawn at a7, black pawn at c7, black pawn at d7 and black pawn at h7. White pawn at a6, black pawn at f6 and black knight at h6. Black pawn at b5 and white pawn at h5. Black queen at c4, black pawn at g4 and white pawn at h4. White pawn at a3, white bishop at c3, black pawn at d3, white pawn at e3 and white knight at h3. White queen at e2, white pawn at f2, white bishop at g2 and white rook at h2. White rook at a1, white knight at b1 and white king at f1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. Black to move.