@startuml skinparam groupInheritance 2 class User class Item class Activity abstract class Group User "*" o-[norank]- "1" Group : < has Group "1" o-[norank]- "*" Activity : < has Activity "1" -[norank]-o "*" Item : has > /' ******************************************************************************** Inheritances ******************************************************************************** '/ class Apartment class Events class Travels object Type1 object Type2 object Type3 object Type01 object Type02 object Type03 Group <|-d- Apartment Group <|-d- Events Group <|-d- Travels Activity <|-d- Type1 Activity <|-d- Type2 Activity <|-d- Type3 Item <|-d- Type01 Item <|-d- Type02 Item <|-d- Type03 @enduml Submit amiga aws-orange black-knight bluegray blueprint cerulean-outline cerulean crt-amber crt-green cyborg-outline cyborg hacker lightgray mars materia-outline materia metal mimeograph minty plain reddress-darkblue reddress-darkgreen reddress-darkorange reddress-darkred reddress-lightblue reddress-lightgreen reddress-lightorange reddress-lightred sandstone silver sketchy-outline sketchy spacelab spacelab-white superhero-outline superhero toy united vibrant       🎉 Discover the future PlantUML Web Editor! 🚀  PNG  SVG  ASCII Art