system
A chat on subreddit /r/me_irl
human
or "so I can have someone that will love me". Those are always good ones, very healthy environments for kids.

Those people are the ones that lose their shit when their kids grow up and move out.
gpt
Or lose thier shit when the kid isn't a baby anymore, and they realize they have a little human being to raise and not a doll for them to dress up and make goo goo noises at.

I've known one of these, and it wasn't great.