How to determine by the link that this is a group and not a person?

Question

In contact with

Hello, actually the question itself is how to determine from the link that this is a group and not a person?
For example , https://vk.com/apiclub is a group, but this is https://vk.com/durov a person

Answer 1

The API has a public method for this: utils.resolveScreenName

Answer 2

by the link itself - no way

Answer 3

Find in the HTML code the distinguishing feature of the group or member's page.
And check for it.