rnbqkb2/p2ppn1r/8/P4ppp/1pp1PP2/R1N5/2QP2PP/2B1KBNR b Kq - 2 13
FEN state: rnbqkb2/p2ppn1r/8/P4ppp/1pp1PP2/R1N5/2QP2PP/2B1KBNR b Kq - 2 13 ; Best move: b4a3
The current state of the chess board is: Black rook at a8, black knight at b8, black bishop at c8, black queen at d8, black king at e8 and black bishop at f8. Black pawn at a7, black pawn at d7, black pawn at e7, black knight at f7 and black rook at h7. White pawn at a5, black pawn at f5, black pawn at g5 and black pawn at h5. Black pawn at b4, black pawn at c4, white pawn at e4 and white pawn at f4. White rook at a3 and white knight at c3. White queen at c2, white pawn at d2, white pawn at g2 and white pawn at h2. White bishop at c1, white king at e1, white bishop at f1, white knight at g1 and white rook at h1. White kingside and black queenside castles are available. Half move number is 2. Full move number is 13. Black to move.