XFN relationships meta data profile

Drafts

Authors

As described in HTML4 Meta data profiles.

rel

HTML4 definition of the 'rel' attribute. Here are some additional values, each of which can be used or omitted in any combination (unless otherwise noted, and except where prohibited by law) and their meanings, symmetry, transitivity and inverse if any.

friendship (pick at most one)

acquaintance
Someone who you have exchanged greetings and not much (if any) more — maybe a short conversation or two. Probably symmetric.
friend
Someone you are a friend to. A compatriot, buddy, home(boy|girl) that you know. Probably symmetric.

physical

met
Someone who you have actually met in person. Symmetric.

professional

co-worker
Someone a person works with, or works at the same company as. Symmetric. Probably transitive.
colleague
Someone in the same field of study/activity. Symmetric. Probably transitive.

geographical (pick at most one)

co-resident
Someone you share a street address with. Symmetric and transitive.
neighbor
Someone who lives nearby, perhaps only at an adjacent street address or doorway. Symmetric. Probably transitive.

family (pick at most one)

child
A person's genetic offspring, or someone that a person has adopted and takes care of. Inverse is parent.
parent
Inverse of child.
sibling
Someone a person shares a parent with. Symmetric. Probably transitive.
spouse
Someone you are married to. Symmetric. Not transitive.

romantic

muse
Someone who brings you inspiration. No inverse.
crush
Someone you have a crush on. No inverse.
date
Someone you are dating. Symmetric. Not transitive.
sweetheart
Someone with whom you are intimate and at least somewhat committed, possibly exclusively. Symmetric. Not transitive.

Acknowledgments

Thanks to feedback and input from lots of folks, to be listed shortly.