Method: ADD_ELEMENT
Method: ADD_ATTRIBUTE
Method: ADD_PROCESSING_TYPE
Method: ADD_SEMANTIC_CONTRACT
Method: ADD_ROLE
Method: ADD_OPERATION
Method: IF_PXN_SUBNODE~GET_POSITION
Method: _SUB_NODE
Method: VALIDATE_BASIC_FUNCTIONS
Method: DT_REPTERM_CODE_AND_ATTR_POS
Method: TEST_SCENARIO
Method: TEST_SEMANTIC_CONTRACT
Method: REGENERATE_SEM_CONTRACT
Method: IF_PXN_SCENARIO_ROLE~RENAME