geometryProperties.xsd A GML conformant schema for some geometry extensions required for the Sampling schema Copyright (c) 2006 Open Geospatial Consortium - see http://www.opengeospatial.org/about/?page=ipr A MultiLineString is defined by one or more LineStrings, referenced through lineStringMember elements. A MultiPolygon is defined by one or more Polygons, referenced through polygonMember elements. optional XML attribute implements UML Union discriminator optional XML attribute implements UML Union discriminator optional XML attribute implements UML Union discriminator