Assertion: proper noun | /r/UsedFor | refer to specific person
Facets:
Source sentences:
text: These include proper nouns, which refer to a specific person, place, or thing, and are indicated in English by a capital first letter, such as Nancy or Los Angeles; concrete nouns, which are nouns that describe a tangible object or person, such as the dog; abstract nouns, which describe anything that cannot be perceived using the five senses, such as love; countable nouns, which are nouns that may be pluralized, such as chairs; non-countable nouns, which are nouns that have no plural, such as bedding; and collective nouns, which describe a group of another noun, such as a murder of crows.