r1q1k1n1/3pp1br/b1p1npQp/7P/p1P2PP1/N7/PP1PP2R/R1B2KNB b - - 0 21
FEN state: r1q1k1n1/3pp1br/b1p1npQp/7P/p1P2PP1/N7/PP1PP2R/R1B2KNB b - - 0 21 ; Best move: e8f8
The current state of the chess board is: Black rook at a8, black queen at c8, black king at e8 and black knight at g8. Black pawn at d7, black pawn at e7, black bishop at g7 and black rook at h7. Black bishop at a6, black pawn at c6, black knight at e6, black pawn at f6, white queen at g6 and black pawn at h6. White pawn at h5. Black pawn at a4, white pawn at c4, white pawn at f4 and white pawn at g4. White knight at a3. White pawn at a2, white pawn at b2, white pawn at d2, white pawn at e2 and white rook at h2. White rook at a1, white bishop at c1, white king at f1, white knight at g1 and white bishop at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. Black to move.