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The part property screen:Screen has been redefined in the context of block HD_TV as screen:HD_Screen[1] and in the context of UHD_TV as uhd_screen:UHD_Screen[1]. (In the redefined variants the multiplicity has been set explicitly to [1].)
While you can set redefined Properties using the specification dialog, it is recommended that you master this tool trick:
You can also drag and drop from one Property line in a compartment to another Property line as shown in this short video:
Note that in the internal structure compartment of the blockHD_TV the property symbol of the property version screen:HD_Screen[1] does NOT show the inheritance caret '^' indicator, because it is owned directly by HD_TV.
You may if you wish use a different name when redefining a Property, as shown for uhd_screen:UHD_screen[1]:
But the usual Webel Best Practice is:
For experts: Formally, you can also use a Generalization relationship between an Association with a specialising end Property and the corresponding Association with the more general end Property.
