FeatureTaqsīmLaff wa nashr
Several referentsRequiredRequired
AllocationSpeaker explicitly assignsHearer infers from clues
Analytical questionWho receives which predicate?Which predicate matches which item?
Taqsīm: “Teachers teach and students learn” — the actions are assigned to their groups.
Laff wa nashr: “Teachers and students; teaching and learning” — the pairing is recoverable without explicit labels.
The distinction concerns the mode of assignment, not merely the order of words.