3rqbn1/1Bk1ppB1/3pb1p1/p5pr/PpP5/1Q1PP3/5P1n/RN2K1NR w KQ - 0 21
FEN state: 3rqbn1/1Bk1ppB1/3pb1p1/p5pr/PpP5/1Q1PP3/5P1n/RN2K1NR w KQ - 0 21 ; Best move: g7c3
The current state of the chess board is: Black rook at d8, black queen at e8, black bishop at f8 and black knight at g8. White bishop at b7, black king at c7, black pawn at e7, black pawn at f7 and white bishop at g7. Black pawn at d6, black bishop at e6 and black pawn at g6. Black pawn at a5, black pawn at g5 and black rook at h5. White pawn at a4, black pawn at b4 and white pawn at c4. White queen at b3, white pawn at d3 and white pawn at e3. White pawn at f2 and black knight at h2. White rook at a1, white knight at b1, white king at e1, white knight at g1 and white rook at h1. White kingside and white queenside castles are available. Half move number is 0. Full move number is 21. White to move.