r4bnr/1pk1p2p/2p1bpp1/p2Pq3/P2PP3/NP3P2/RB3QPP/4KBNR w - - 1 20
FEN state: r4bnr/1pk1p2p/2p1bpp1/p2Pq3/P2PP3/NP3P2/RB3QPP/4KBNR w - - 1 20 ; Best move: d4e5
The current state of the chess board is: Black rook at a8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black king at c7, black pawn at e7 and black pawn at h7. Black pawn at c6, black bishop at e6, black pawn at f6 and black pawn at g6. Black pawn at a5, white pawn at d5 and black queen at e5. White pawn at a4, white pawn at d4 and white pawn at e4. White knight at a3, white pawn at b3 and white pawn at f3. White rook at a2, white bishop at b2, white queen at f2, white pawn at g2 and white pawn at h2. White king at e1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 1. Full move number is 20. White to move.