rq2kbnr/1p1np3/p1pp1p1p/P5P1/R7/1b1PP1PR/1PP2P2/1NBQKBN1 b kq - 0 13
FEN state: rq2kbnr/1p1np3/p1pp1p1p/P5P1/R7/1b1PP1PR/1PP2P2/1NBQKBN1 b kq - 0 13 ; Best move: b3a4
The current state of the chess board is: Black rook at a8, black queen at b8, black king at e8, black bishop at f8, black knight at g8 and black rook at h8. Black pawn at b7, black knight at d7 and black pawn at e7. Black pawn at a6, black pawn at c6, black pawn at d6, black pawn at f6 and black pawn at h6. White pawn at a5 and white pawn at g5. White rook at a4. Black bishop at b3, white pawn at d3, white pawn at e3, white pawn at g3 and white rook at h3. White pawn at b2, white pawn at c2 and white pawn at f2. White knight at b1, white bishop at c1, white queen at d1, white king at e1, white bishop at f1 and white knight at g1. Black kingside and black queenside castles are available. Half move number is 0. Full move number is 13. Black to move.