refreshing rules README.md file

metadata/rules/README.md

@@ -998,9 +998,9 @@ a list of allowed extension Relation, Filler (the ID inside the parentheses), an
 the acceptable GO Term roots used with this relation. A cardinality constraint may also be
 applied.
 
-Extensions in annotations should conform to these constraints. If an element of a
+Extensions in annotations should conform to these constraints. If an element of a 
 disjunction in the extensions does not follow one of the constraints as listed in
-the above file, that element should be dropped from the extensions.
+the above file, that element is dropped from the extensions with a warning, and the remaining annotation is kept.
 
 Note that in the GO Central pipeline, this is only implmented upon imports of external annotations into Noctua.