1rb2bnr/1p2k1p1/4ppQ1/pP1p2Pp/1npP4/2P1KP1B/PN2P2P/1RB1q1NR w - a6 0 21
FEN state: 1rb2bnr/1p2k1p1/4ppQ1/pP1p2Pp/1npP4/2P1KP1B/PN2P2P/1RB1q1NR w - a6 0 21 ; Best move: c1d2
The current state of the chess board is: Black rook at b8, black bishop at c8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black king at e7 and black pawn at g7. Black pawn at e6, black pawn at f6 and white queen at g6. Black pawn at a5, white pawn at b5, black pawn at d5, white pawn at g5 and black pawn at h5. Black knight at b4, black pawn at c4 and white pawn at d4. White pawn at c3, white king at e3, white pawn at f3 and white bishop at h3. White pawn at a2, white knight at b2, white pawn at e2 and white pawn at h2. White rook at b1, white bishop at c1, black queen at e1, white knight at g1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 21. En Passant Target Square: a6. White to move.