1r4nr/p1q1b1kp/n3pp1N/1P1p4/b2Q2p1/4P3/R4PPP/1NB2K1R w - - 1 21
FEN state: 1r4nr/p1q1b1kp/n3pp1N/1P1p4/b2Q2p1/4P3/R4PPP/1NB2K1R w - - 1 21 ; Best move: d4g4
The current state of the chess board is: Black rook at b8, black knight at g8 and black rook at h8. Black pawn at a7, black queen at c7, black bishop at e7, black king at g7 and black pawn at h7. Black knight at a6, black pawn at e6, black pawn at f6 and white knight at h6. White pawn at b5 and black pawn at d5. Black bishop at a4, white queen at d4 and black pawn at g4. White pawn at e3. White rook at a2, white pawn at f2, white pawn at g2 and white pawn at h2. White knight at b1, white bishop at c1, white king at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. White to move.