2r1kb1r/1pp2p2/5p2/p2Pq1pp/Pn1Pb2P/NP3PP1/3KP3/R1Q2BNR w - - 0 20
FEN state: 2r1kb1r/1pp2p2/5p2/p2Pq1pp/Pn1Pb2P/NP3PP1/3KP3/R1Q2BNR w - - 0 20 ; Best move: d4e5
The current state of the chess board is: Black rook at c8, black king at e8, black bishop at f8 and black rook at h8. Black pawn at b7, black pawn at c7 and black pawn at f7. Black pawn at f6. Black pawn at a5, white pawn at d5, black queen at e5, black pawn at g5 and black pawn at h5. White pawn at a4, black knight at b4, white pawn at d4, black bishop at e4 and white pawn at h4. White knight at a3, white pawn at b3, white pawn at f3 and white pawn at g3. White king at d2 and white pawn at e2. White rook at a1, white queen at c1, 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.