rq4k1/2p5/np1bbprp/pN1ppPp1/1P1PP1B1/P4P2/1BP1QK1P/RN5R b - - 13 21
FEN state: rq4k1/2p5/np1bbprp/pN1ppPp1/1P1PP1B1/P4P2/1BP1QK1P/RN5R b - - 13 21 ; Best move: h6h5
The current state of the chess board is: Black rook at a8, black queen at b8 and black king at g8. Black pawn at c7. Black knight at a6, black pawn at b6, black bishop at d6, black bishop at e6, black pawn at f6, black rook at g6 and black pawn at h6. Black pawn at a5, white knight at b5, black pawn at d5, black pawn at e5, white pawn at f5 and black pawn at g5. White pawn at b4, white pawn at d4, white pawn at e4 and white bishop at g4. White pawn at a3 and white pawn at f3. White bishop at b2, white pawn at c2, white queen at e2, white king at f2 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 13. Full move number is 21. Black to move.