gmlBase.xsd
See ISO/DIS 19136 7.2. The gmlBase schema components establish the GML model and syntax, in particular - a root XML type from which XML types for all GML objects should be derived, - a pattern and components for GML properties, - patterns for collections and arrays, and components for generic collections and arrays, - components for associating metadata with GML objects, - components for constructing definitions and dictionaries.
Schema document information
Namespace: http://www.opengis.net/gml/3.2
File path: external/ogc/gml/3.2.1/gmlBase.xsd
Properties: Version: 3.2.1, Element Form Default: qualified