A reversed relation means the relation is considered from the object entity
point of view.
The reverse indicator is a prefix added as a convention in CubicWeb.
Parameters
relationType: string
The relation type to check
Returns boolean
True if the relation type starts with the reverse indicator
Checks if the given relation type is reversed.
A reversed relation means the relation is considered from the object entity point of view. The reverse indicator is a prefix added as a convention in CubicWeb.