Sometimes the predicate appears as a prepositional phrase or an adverbial expression rather than an overt verb or descriptive noun.
زَيْدٌ فِي الدَّارِ
Zayd is in the house.
«Zayd» is the subject and «fī al-dār» supplies location. Grammarians discuss an implied governing element to explain the syntactic predication, though the verb or participle is not explicitly spoken.
The expression is concise: it communicates location without spelling out a full verbal statement. The implied governor is an analytical reconstruction, not a pronounced word.