2bk2nr/r2p1pp1/3npq2/p3P2p/P1pP1P2/P5PP/N1P1K3/2BQ2NR w - - 4 20
FEN state: 2bk2nr/r2p1pp1/3npq2/p3P2p/P1pP1P2/P5PP/N1P1K3/2BQ2NR w - - 4 20 ; Best move: e5f6
The current state of the chess board is: Black bishop at c8, black king at d8, black knight at g8 and black rook at h8. Black rook at a7, black pawn at d7, black pawn at f7 and black pawn at g7. Black knight at d6, black pawn at e6 and black queen at f6. Black pawn at a5, white pawn at e5 and black pawn at h5. White pawn at a4, black pawn at c4, white pawn at d4 and white pawn at f4. White pawn at a3, white pawn at g3 and white pawn at h3. White knight at a2, white pawn at c2 and white king at e2. White bishop at c1, white queen at d1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 4. Full move number is 20. White to move.