+ // TODO: node shape = triangle fill yellow. See
+ // https://merise.developpez.com/faq/?page=MCD#CIF-ou-dependance-fonctionnelle-de-A-a-Z
+ // https://merise.developpez.com/faq/?page=MLD#Comment-transformer-un-MCD-en-MLD
+ // https://www.developpez.net/forums/d1088964/general-developpement/alm/modelisation/structure-agregation-l-association-d-association/