Assertion: proper noun | /r/CapableOf | begin with a capital letter
Facets:
value: always
type: TEMPORAL
Source sentences:
text: Note that proper nouns always begin with a capital letter.
text: Proper nouns always begin with capital letters; common nouns, on the other hand, only require capitalization if they start the sentence or are part of a title.
text: (Note: A proper noun always starts with a capital letter.)
text: Proper nouns begin with a capital letter.