IDs

These object types have IDs already (at the model level):
entry
sense
collocateMarker
The IDs are always optional. Their purpose is  relation membership : to make it possible for objects of these types to be involved in relations.
Now that we have decided that we want other object types to have IDs too (for  addressing  if not for  relation membership ) I propose to add optional IDs to the following object types:
inflectedForm
definition
pronunciation
transcription
example
headwordTranslation
headwordExplanation
exampleTranslation
relation
etymology
etymon
etymonUnit
M.