x1 = .Vorlesung~New
x1~Name= "Business Programming"
x1~Date= "04.11.2022"
x1~Time= "09:00"
x2=.Vorlesung~New ~~ "Name="("Business Programming") ~~"Date="("11.11.2022")~~"Time="("09:00")
SAY x1~Name x1~date x1~time 
Say x2~Name x2~date x2~time
::CLASS Vorlesung
::Attribute Name
::ATTRIBUTE date
::ATTRIBUTE time