who is married to whom
who is divorced from whom
who is engaged to whom
who used to be engaged to whom but who are no longer so
who is shagging whom publically
who is shagging whom secretly
who wants to be shagging whom publically
who wants to be shagging whom secretly
who hates whom
who used to hate whom but are now mates
who used to hate whom but are now lovers
who used to be mates but then became lovers and now hates whom
I think that covers the bases. Let me know if I've forgotten anything.
It would take too much work to actually go out and find out myself.