r2q1b2/3k1ppr/P7/p2pnP1p/2p5/3P1PK1/NPP3PP/3R1BNR w - - 0 20
FEN state: r2q1b2/3k1ppr/P7/p2pnP1p/2p5/3P1PK1/NPP3PP/3R1BNR w - - 0 20 ; Best move: d3d4
The current state of the chess board is: Black rook at a8, black queen at d8 and black bishop at f8. Black king at d7, black pawn at f7, black pawn at g7 and black rook at h7. White pawn at a6. Black pawn at a5, black pawn at d5, black knight at e5, white pawn at f5 and black pawn at h5. Black pawn at c4. White pawn at d3, white pawn at f3 and white king at g3. White knight at a2, white pawn at b2, white pawn at c2, white pawn at g2 and white pawn at h2. White rook at d1, white bishop at f1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 20. White to move.