One schema's row for a class, or undefined. schema is matched case- and punctuation-insensitively, so Ifc4x3 and IFC4X3 both resolve.
schema
Ifc4x3
IFC4X3
One schema's row for a class, or undefined.
schemais matched case- and punctuation-insensitively, soIfc4x3andIFC4X3both resolve.