Is there a way, to refer the child attributes at parent level directly, without having to create a new attribute at parent level referencing the child attribute
Answer is No. You cannot reference attribute without creating another attribute in Parent. If you are using analysis then you can use path to reference in your calculation but there is no direct method to do it for attribute reference.
So the best way would be to create an attribute of type point at the parent level and then use the .\ElementNmae|Attribute as value for tat
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