rnr3k1/1pp1bp1p/pq2b1pn/3Pp3/3P4/B6N/PPP2PPP/RN1K1B1R b - - 2 13
FEN state: rnr3k1/1pp1bp1p/pq2b1pn/3Pp3/3P4/B6N/PPP2PPP/RN1K1B1R b - - 2 13 ; Best move: e6g4
The current state of the chess board is: Black rook at a8, black knight at b8, black rook at c8 and black king at g8. Black pawn at b7, black pawn at c7, black bishop at e7, black pawn at f7 and black pawn at h7. Black pawn at a6, black queen at b6, black bishop at e6, black pawn at g6 and black knight at h6. White pawn at d5 and black pawn at e5. White pawn at d4. White bishop at a3 and white knight at h3. White pawn at a2, white pawn at b2, white pawn at c2, white pawn at f2, white pawn at g2 and white pawn at h2. White rook at a1, white knight at b1, white king at d1, white bishop at f1 and white rook at h1. Both players have exhausted their castles. Half move number is 2. Full move number is 13. Black to move.