Need to get an image from a url into KLWP

I have been trying to learn how to get an image for a URL into KLWP. I can see the Web get formula/provision to get the RSS feed but im not able to get the same thing from a URL.

I tried to get some from Reddit as well, but i couldn't find any.

refer my reddit post given below:-

i would be grateful if i get some help.

Thank you