r1bqk1n1/1p1p3r/2p3p1/1P1PpP1p/p2QB2P/P5P1/2P1NP2/R1b2KNR w - - 0 20
FEN state: r1bqk1n1/1p1p3r/2p3p1/1P1PpP1p/p2QB2P/P5P1/2P1NP2/R1b2KNR w - - 0 20 ; Best move: d4e5
The current state of the chess board is: Black rook at a8, black bishop at c8, black queen at d8, black king at e8 and black knight at g8. Black pawn at b7, black pawn at d7 and black rook at h7. Black pawn at c6 and black pawn at g6. White pawn at b5, white pawn at d5, black pawn at e5, white pawn at f5 and black pawn at h5. Black pawn at a4, white queen at d4, white bishop at e4 and white pawn at h4. White pawn at a3 and white pawn at g3. White pawn at c2, white knight at e2 and white pawn at f2. White rook at a1, black bishop at c1, white king 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.