1rbk2nr/3pqp2/ppp4Q/6p1/NBP1p1P1/1P1P1P2/1P1KP1BR/1R4N1 w - - 1 21
FEN state: 1rbk2nr/3pqp2/ppp4Q/6p1/NBP1p1P1/1P1P1P2/1P1KP1BR/1R4N1 w - - 1 21 ; Best move: b4e7
The current state of the chess board is: Black rook at b8, black bishop at c8, black king at d8, black knight at g8 and black rook at h8. Black pawn at d7, black queen at e7 and black pawn at f7. Black pawn at a6, black pawn at b6, black pawn at c6 and white queen at h6. Black pawn at g5. White knight at a4, white bishop at b4, white pawn at c4, black pawn at e4 and white pawn at g4. White pawn at b3, white pawn at d3 and white pawn at f3. White pawn at b2, white king at d2, white pawn at e2, white bishop at g2 and white rook at h2. White rook at b1 and white knight at g1. Both players have exhausted their castles. Half move number is 1. Full move number is 21. White to move.