اعراب جملة هؤلاء الطلاب مشاغبون

The sentence “هؤلاء الطلاب مشاغبون” can be parsed as follows: “هؤلاء” is a demonstrative noun functioning as the subject, “الطلاب” is a raised substitute with a dummah mark indicating its status as an object, and “مشاغبون” is an article raised with a “waaw” mark signifying it as a proper masculine plural predicate. The translation of this sentence is “These students are mischievous.”