2bq4/r2pk1pr/p1p2p2/1Np2p1P/1b5R/4P3/PPPP1P2/1RB1K1N1 w - - 1 20
FEN state: 2bq4/r2pk1pr/p1p2p2/1Np2p1P/1b5R/4P3/PPPP1P2/1RB1K1N1 w - - 1 20 ; Best move: b5a7
The current state of the chess board is: Black bishop at c8 and black queen at d8. Black rook at a7, black pawn at d7, black king at e7, black pawn at g7 and black rook at h7. Black pawn at a6, black pawn at c6 and black pawn at f6. White knight at b5, black pawn at c5, black pawn at f5 and white pawn at h5. Black bishop at b4 and white rook at h4. White pawn at e3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at d2 and white pawn at f2. White rook at b1, white bishop at c1, white king at e1 and white knight at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 20. White to move.