正常ケース

https://www.forestpub.co.jp/author/sachin/
https://www.forestpub.co.jp/author_detail.cfm?P=0&PersonID=461

https://www.forestpub.co.jp/author/sachin/book/B-1774
https://www.forestpub.co.jp/book_detail.cfm?P=0&PersonID=559&ItemCode=B-1774

https://www.forestpub.co.jp/author/sachin/dvd/D-2303
https://www.forestpub.co.jp/contents_detail.cfm?PersonID=559&ItemCode=D-2303&P=0

https://www.forestpub.co.jp/author/sachin/seminar/21712
https://www.forestpub.co.jp/seminar_detail.cfm?P=0&PersonID=559&LID=21712

https://www.forestpub.co.jp/author/hakoda/online/DL-0008
https://www.forestpub.co.jp/contents_detail.cfm?P=0&PersonID=559&ItemCode=DL-0008

https://www.forestpub.co.jp/author/kanda/book/B-1146
https://www.forestpub.co.jp/book_detail.cfm?PersonID=559&ItemCode=B-1146&P=0

https://www.forestpub.co.jp/author/peter_kline/book/B-1146
https://www.forestpub.co.jp/book_detail.cfm?P=0&PersonID=559&ItemCode=B-1146

特殊ケース

https://www.forestpub.co.jp/author/sachin/book/
https://www.forestpub.co.jp/book_list.cfm?P=0&PersonID=461

https://www.forestpub.co.jp/author/sachin/dvd/
https://www.forestpub.co.jp/contents_list.cfm?PersonID=461&P=0

https://www.forestpub.co.jp/author/sachin/seminar/
https://www.forestpub.co.jp/author_detail.cfm?P=0&PersonID=461

https://www.forestpub.co.jp/author/sachin/online/
https://www.forestpub.co.jp/contents_list.cfm?PersonID=461&P=0

https://www.forestpub.co.jp/author/sachin/dvd/B-1774
https://www.forestpub.co.jp/book_detail.cfm?P=0&PersonID=559&ItemCode=B-1774

存在しないケース

https://www.forestpub.co.jp/author/jcity/
https://www.forestpub.co.jp/author_top.cfm?PersonID=559&P=0

https://www.forestpub.co.jp/author/sachin/dvd/D-XXXX
https://www.forestpub.co.jp/contents_list.cfm?P=0&ItemCode=D-XXXX&PersonID=461

https://www.forestpub.co.jp/author/sachin/seminar/99999
https://www.forestpub.co.jp/seminar_detail.cfm?LID=99999&P=0&PersonID=559