正常ケース

https://www.forestpub.co.jp/author/sachin/
https://www.forestpub.co.jp/author_detail.cfm?P=1&PersonID=461

https://www.forestpub.co.jp/author/sachin/book/B-1774
https://www.forestpub.co.jp/book_detail.cfm?P=1&ItemCode=B-1774&PersonID=25

https://www.forestpub.co.jp/author/sachin/dvd/D-2303
https://www.forestpub.co.jp/contents_detail.cfm?P=1&ItemCode=D-2303&PersonID=25

https://www.forestpub.co.jp/author/sachin/seminar/21712
https://www.forestpub.co.jp/seminar_detail.cfm?PersonID=25&P=1&LID=21712

https://www.forestpub.co.jp/author/hakoda/online/DL-0008
https://www.forestpub.co.jp/contents_detail.cfm?PersonID=25&P=1&ItemCode=DL-0008

https://www.forestpub.co.jp/author/kanda/book/B-1146
https://www.forestpub.co.jp/book_detail.cfm?P=1&ItemCode=B-1146&PersonID=25

https://www.forestpub.co.jp/author/peter_kline/book/B-1146
https://www.forestpub.co.jp/book_detail.cfm?PersonID=25&ItemCode=B-1146&P=1

特殊ケース

https://www.forestpub.co.jp/author/sachin/book/
https://www.forestpub.co.jp/book_list.cfm?P=1&PersonID=461

https://www.forestpub.co.jp/author/sachin/dvd/
https://www.forestpub.co.jp/contents_list.cfm?PersonID=461&P=1

https://www.forestpub.co.jp/author/sachin/seminar/
https://www.forestpub.co.jp/author_detail.cfm?P=1&PersonID=461

https://www.forestpub.co.jp/author/sachin/online/
https://www.forestpub.co.jp/contents_list.cfm?P=1&PersonID=461

https://www.forestpub.co.jp/author/sachin/dvd/B-1774
https://www.forestpub.co.jp/book_detail.cfm?PersonID=25&ItemCode=B-1774&P=1

存在しないケース

https://www.forestpub.co.jp/author/jcity/
https://www.forestpub.co.jp/author_top.cfm?P=1&PersonID=25

https://www.forestpub.co.jp/author/sachin/dvd/D-XXXX
https://www.forestpub.co.jp/contents_list.cfm?PersonID=461&P=1&ItemCode=D-XXXX

https://www.forestpub.co.jp/author/sachin/seminar/99999
https://www.forestpub.co.jp/seminar_detail.cfm?LID=99999&P=1&PersonID=25