set base object arol object abas arol illeg argument except role arol associ role associ role role associ role arol uml associ base uml associ abas todo calcul list base possibl base role contain base illeg argument except base allow role role set base base classifi role sender classifi role model impl core helper sourc role classifi role receiv classifi role model impl core helper destin role collect classifi sender base sender base collect classifi receiv base receiv base associ end role sender role associ end role model impl core helper associ end sender role associ end role receiv role associ end role model impl core helper associ end receiv role base associ end end base connect sender base contain end particip sender role set base end receiv base contain end particip receiv role set base end arol associ end role associ end role role associ end role arol associ end base associ end abas role set base base illeg argument except role 