削除対象アドレス：
http://academy4.2ch.net/test/read.cgi/min/1139030519/ (16で誘導)
http://academy4.2ch.net/test/read.cgi/min/1121781026/ (9で誘導+GL.5)
http://academy4.2ch.net/test/read.cgi/min/1123333873/ (49で誘導+GL.5)
http://academy4.2ch.net/test/read.cgi/min/1128519729/ (151で誘導+GL.5)
６． 連続投稿・重複