يا أُدَباءَ الزَمانِ إِنّي
أَعجَزَني لِلعَويصِ كَشفُ
O men of letters of the age, indeed I
have failed to unravel a difficult riddle.
فَخَبِّروني عَن اِسمِ جَمعِ
النصف ظرفٌ وَالنصفُ حَرفُ
So tell me of a collective noun:
half of it an adverb, and half a particle.
Sol 5.6