Schematron using XPath 2.0 For Local_Internal_Reference in multi:Aligned_Value, pds:local_reference_type must be 'multi_to_aligned_value'. For Local_Internal_Reference in multi:Axis_Value, pds:local_reference_type must be 'multi_to_axis_value'. For Local_Internal_Reference in multi:Face_Value, pds:local_reference_type must be 'multi_to_face_value'. For Local_Internal_Reference in multi:Primary_Value, pds:local_reference_type must be 'multi_to_primary_value'.