Explicit? Really? This? While the parent is "Questionable". I see no logic here.

Some degree of nudity plus fluids is generally the minimum point for tagging something explicit, I've found.

Isn't it at least "sexually_suggestive"? Again, both "cum" and "milk"? That should be either this or that. And as we tag by the rule "what we see" and there is a "milk" in image name - deleting the "cum" tags.