削除対象アドレス：
https://phoebe.bbspink.com/test/read.cgi/ascii/1572148086/249
https://phoebe.bbspink.com/test/read.cgi/ascii/1571550608/256
https://phoebe.bbspink.com/test/read.cgi/ascii/1572564711/28
https://phoebe.bbspink.com/test/read.cgi/ascii/1570987611/327
6．連続投稿・重複