4rbnr/1p2kp1p/B1pNp1p1/3b4/p1Nq3P/4PPn1/P1PB3R/1RQ3K1 w - - 2 22
FEN state: 4rbnr/1p2kp1p/B1pNp1p1/3b4/p1Nq3P/4PPn1/P1PB3R/1RQ3K1 w - - 2 22 ; Best move: b1b7
The current state of the chess board is: Black rook at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black king at e7, black pawn at f7 and black pawn at h7. White bishop at a6, black pawn at c6, white knight at d6, black pawn at e6 and black pawn at g6. Black bishop at d5. Black pawn at a4, white knight at c4, black queen at d4 and white pawn at h4. White pawn at e3, white pawn at f3 and black knight at g3. White pawn at a2, white pawn at c2, white bishop at d2 and white rook at h2. White rook at b1, white queen at c1 and white king at g1. Both players have exhausted their castles. Half move number is 2. Full move number is 22. White to move.