The relative noun needs a declarative ṣilah.
The ʿāʾid links it to that clause, and an object ʿāʾid may sometimes be omitted.
The book covers forms by gender and number, «مَنْ، مَا، أَيّ», dialectal «ذُو», relative al-, and the special behavior of «أيّ».
Parsing sequence: relative noun → ṣilah → ʿāʾid → external case position.
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Relative Nouns — Ṣilah, ʿĀʾid, Forms and Syntax
The relative noun needs a declarative ṣilah.
The ʿāʾid links it to that clause, and an object ʿāʾid may sometimes be omitted.
The book covers forms by gender and number, «مَنْ، مَا، أَيّ», dialectal «ذُو», relative al-, and the special behavior of «أيّ».
Parsing sequence: relative noun → ṣilah → ʿāʾid → external case position.