1rqk1bnr/3bp1pp/1n1p2N1/ppp2Pp1/P3P1P1/3BK2P/1PPP4/R1BQ2R1 w - - 2 20
FEN state: 1rqk1bnr/3bp1pp/1n1p2N1/ppp2Pp1/P3P1P1/3BK2P/1PPP4/R1BQ2R1 w - - 2 20 ; Best move: g6h8
The current state of the chess board is: Black rook at b8, black queen at c8, black king at d8, black bishop at f8, black knight at g8 and black rook at h8. Black bishop at d7, black pawn at e7, black pawn at g7 and black pawn at h7. Black knight at b6, black pawn at d6 and white knight at g6. Black pawn at a5, black pawn at b5, black pawn at c5, white pawn at f5 and black pawn at g5. White pawn at a4, white pawn at e4 and white pawn at g4. White bishop at d3, white king at e3 and white pawn at h3. White pawn at b2, white pawn at c2 and white pawn at d2. White rook at a1, white bishop at c1, white queen at d1 and white rook at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 20. White to move.