2kr2n1/pb2ppb1/7r/1Np3pp/2R1n3/1PPPp1PP/2QBN3/5KR1 b - - 1 21
FEN state: 2kr2n1/pb2ppb1/7r/1Np3pp/2R1n3/1PPPp1PP/2QBN3/5KR1 b - - 1 21 ; Best move: e4d2
The current state of the chess board is: Black king at c8, black rook at d8 and black knight at g8. Black pawn at a7, black bishop at b7, black pawn at e7, black pawn at f7 and black bishop at g7. Black rook at h6. White knight at b5, black pawn at c5, black pawn at g5 and black pawn at h5. White rook at c4 and black knight at e4. White pawn at b3, white pawn at c3, white pawn at d3, black pawn at e3, white pawn at g3 and white pawn at h3. White queen at c2, white bishop at d2 and white knight at e2. White king at f1 and white rook at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. Black to move.