--- /dev/null
+module foo {
+ namespace foo;
+ prefix foo;
+ yang-version 1.1;
+
+ import bar { prefix bar-1; revision-date 1999-01-01; }
+ import bar { prefix bar-2; revision-date 2017-02-06; }
+ import bar { prefix bar-3; revision-date 1970-01-01; }
+
+ grouping grp {
+ uses bar-1:grp;
+ uses bar-2:grp;
+ }
+
+ container root {
+ uses grp;
+ }
+
+ augment "/bar-3:root" {
+ uses foo:grp;
+ }
+}