Assertion: sonnet | /r/HasProperty | 14 lines long
Facets:
Source sentences:
text: All sonnets have the following three features in common: They are 14 lines long, have a regular rhyme scheme and a strict metrical construction, usually iambic pentameter.
text: The sonnet must be 14 lines long, and the last two lines of the sonnet have rhyming endings (though there may be exceptions).