d8:announce42:http://tracker.amazonaws.com:6969/announce13:announce-listll42:http://tracker.amazonaws.com:6969/announceee4:infod6:lengthi115867e4:name41:2013_fall_lectures_1_m_lang_ar_week1m.srt12:piece lengthi262144e6:pieces20:¢Ó¯vŠ“µèO—Û/‰3 ˆ‘12:x-amz-bucket12:cdn.cs50.net9:x-amz-key41:2013/fall/lectures/1/m/lang/ar/week1m.srtee