Structure

GML attribute	GeoPackage attribute
*	Id
gml_id	Toid
identifier	Identifier
localId	local_id
beginLifespanVersion	begin_lifespan_version
linkrefelement	link_ref_element
linkrefapplicabledirection	link_ref_applicable_direction
validFrom	valid_from
structure	Structure
description	description
reasonForChange	reason_for_change