مَا كَانَ الِاخْتِصَاصُ فِيهِ بِحَسَبِ الْوَاقِعِ وَالْحَقِيقَةِ
Restriction whose exclusivity accords with reality itself.
لَا كَاتِبَ فِي الْمَدِينَةِ إِلَّا عَلِيٌّ
There is no writer in the town except Ali.
This is real qasr if Ali is in fact the only writer in that town. “In the town” sets the field of reference: the statement is not about every writer in the world. If there are other writers in the same town, the assertion fails as literal factual exclusivity.
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Al-Qasr: Real and Relative Restriction, Classifications and Methods
مَا كَانَ الِاخْتِصَاصُ فِيهِ بِحَسَبِ الْوَاقِعِ وَالْحَقِيقَةِ
Restriction whose exclusivity accords with reality itself.
لَا كَاتِبَ فِي الْمَدِينَةِ إِلَّا عَلِيٌّ
There is no writer in the town except Ali.
This is real qasr if Ali is in fact the only writer in that town. “In the town” sets the field of reference: the statement is not about every writer in the world. If there are other writers in the same town, the assertion fails as literal factual exclusivity.