1rb2b1r/3ppk1B/1pn4n/2p3P1/P1P3pp/BK2P2P/3PN1q1/R5NR b - - 2 21
FEN state: 1rb2b1r/3ppk1B/1pn4n/2p3P1/P1P3pp/BK2P2P/3PN1q1/R5NR b - - 2 21 ; Best move: h8h7
The current state of the chess board is: Black rook at b8, black bishop at c8, black bishop at f8 and black rook at h8. Black pawn at d7, black pawn at e7, black king at f7 and white bishop at h7. Black pawn at b6, black knight at c6 and black knight at h6. Black pawn at c5 and white pawn at g5. White pawn at a4, white pawn at c4, black pawn at g4 and black pawn at h4. White bishop at a3, white king at b3, white pawn at e3 and white pawn at h3. White pawn at d2, white knight at e2 and black queen at g2. White rook at a1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 21. Black to move.