oml:defaultTargetAttribute vann:usageNote "Can also have multiple values (comma-separated)."
Using multiple comma-separated values is a bad semantic practice and you must not promote it.
Instead change to "Can also have multiple values (use the same property several times)."`
In other words:
oml:defaultTargetAttribute "petalWidth, petalLength". # BAD!!!
oml:defaultTargetAttribute "petalWidth", "petalLength". # GOOD
oml:defaultTargetAttribute vann:usageNote "Can also have multiple values (comma-separated)."
Using multiple comma-separated values is a bad semantic practice and you must not promote it. Instead change to "Can also have multiple values (use the same property several times)."`
In other words: