Say Natalie Portman and Scarlett Johannson were lesbians. I'll give you a few moments to think about that or fap to it, whichever. In case you've forgotten what they look like:
Now, so they have sex and one of them gets pregnant and they produce a daughter. Now fast forward twenty years:
PS. Sorry guys. This is the kind of shit you get that comes out of my brain when I'm tired and/or sick. At the moment it's both.