rnbq1bnr/1p2pkp1/p6p/3p1p2/2pP1PPB/P6P/1PPNP1B1/R2Q1K1R w - - 6 20
FEN state: rnbq1bnr/1p2pkp1/p6p/3p1p2/2pP1PPB/P6P/1PPNP1B1/R2Q1K1R w - - 6 20 ; Best move: g4f5
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black pawn at e7, black king at f7 and black pawn at g7. Black pawn at a6 and black pawn at h6. Black pawn at d5 and black pawn at f5. Black pawn at c4, white pawn at d4, white pawn at f4, white pawn at g4 and white bishop at h4. White pawn at a3 and white pawn at h3. White pawn at b2, white pawn at c2, white knight at d2, white pawn at e2 and white bishop at g2. White rook at a1, white queen at d1, white king at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 6. Full move number is 20. White to move.