match the urls

Anonymous Monk has asked for the wisdom of the Perl Monks concerning the following question:

Please help in writing the regex. match the url below

https://www.abc.com/ap/ap/top-news/76/nTk3M/
https://www.abc.com/videos/news/eye-catching/vmxJr
https://www.abc.com/ap/top/45/state-political-news/fgdfgd
[download]

and not match

https://www.abc.com/ap/ap/top-news/
https://www.abc.com/
[download]

There should be some value after three "/"'s after the domain name and should match

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