+ @L0.assert SEL.TabContribution.Multi false
+ >-- SEL.TabContribution.HasTest --> L0.Value <R L0.DependsOn
+ >-- SEL.TabContribution.HasPriority ==> "Integer" <R L0.DependsOn
+
+SEL.TypedTabContribution <T SEL.TabContribution
+ >-- SEL.TypedTabContribution.HasType --> L0.Type <R L0.DependsOn
+