add(Types.con("Simantics/GUID", "GUID")); // L0.GUID
add(Types.con("Simantics/Variables", "StructuredProperty")); // L0.methods
add(Types.con("Simantics/Variables", "ValueAccessor")); // L0.ValueAccessor
add(Types.con("Simantics/GUID", "GUID")); // L0.GUID
add(Types.con("Simantics/Variables", "StructuredProperty")); // L0.methods
add(Types.con("Simantics/Variables", "ValueAccessor")); // L0.ValueAccessor