1nb1k2r/1p1p1ppp/rPp2q2/p3pn2/2PP4/b6N/1BQ1PPPP/RN2KB1R b - - 0 11
FEN state: 1nb1k2r/1p1p1ppp/rPp2q2/p3pn2/2PP4/b6N/1BQ1PPPP/RN2KB1R b - - 0 11 ; Best move: a3b4
The current state of the chess board is: Black knight at b8, black bishop at c8, black king at e8 and black rook at h8. Black pawn at b7, black pawn at d7, black pawn at f7, black pawn at g7 and black pawn at h7. Black rook at a6, white pawn at b6, black pawn at c6 and black queen at f6. Black pawn at a5, black pawn at e5 and black knight at f5. White pawn at c4 and white pawn at d4. Black bishop at a3 and white knight at h3. White bishop at b2, white queen at c2, white pawn at e2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white king at e1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 0. Full move number is 11. Black to move.