The exercise also gives 'sky' and 'this sky'. Natural-language expressions may serve as general concepts in one setting and refer to a known thing in another.
Classifying 'sky' requires identifying the intended meaning: a shareable concept or a definite thing in the conversation?
'This sky' is particular when the phrase demonstratively fixes one referent.
Logical classification therefore requires analysis of meaning, not mechanical labeling.
Opening interactive controls...
Sky and this sky
Universal and Particular — Definitions and Practical Classification
The exercise also gives 'sky' and 'this sky'. Natural-language expressions may serve as general concepts in one setting and refer to a known thing in another.
Classifying 'sky' requires identifying the intended meaning: a shareable concept or a definite thing in the conversation?
'This sky' is particular when the phrase demonstratively fixes one referent.
Logical classification therefore requires analysis of meaning, not mechanical labeling.