[developers] predicate naming in MRS

[Stephan Oepen]

a happy new year, everyone!

> My problem with this document is not so much that it's ERG-specific but that
> it is in contradiction to the MRS paper in various places.  Which is
> unfortunate.

i authored that page jointly with dan and emily, and i do not recall
intentional deviations from the various publications on MRS.  it would
be helpful for us to know the specific contradictions you have in
mind.

all best, oe