1n3b1r/r1p2kpp/1p1pb3/p3pp2/2PP3q/N3P2N/1P1K1PPn/RQ2BB1R w - - 1 20
FEN state: 1n3b1r/r1p2kpp/1p1pb3/p3pp2/2PP3q/N3P2N/1P1K1PPn/RQ2BB1R w - - 1 20 ; Best move: h1h2
The current state of the chess board is: Black knight at b8, black bishop at f8 and black rook at h8. Black rook at a7, black pawn at c7, black king at f7, black pawn at g7 and black pawn at h7. Black pawn at b6, black pawn at d6 and black bishop at e6. Black pawn at a5, black pawn at e5 and black pawn at f5. White pawn at c4, white pawn at d4 and black queen at h4. White knight at a3, white pawn at e3 and white knight at h3. White pawn at b2, white king at d2, white pawn at f2, white pawn at g2 and black knight at h2. White rook at a1, white queen at b1, white bishop at e1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 20. White to move.