Here is the description of the tag "soft question":
For questions that don't admit a definitive answer but still are relevant to this site. Please be specific about what you are after.
I am wondering if a question is asking for an example, whether it should be tagged as "soft question" or not. It seems to me yes because usually examples are not unique, there is (usually) more than one answers and thus no "a definitive answer". For example, if I ask
What is an example of a group which is not abelian but metaabelian?
Should the question be tagged as "soft question"?