Assertion: sonnet's octave | /r/HasProperty | two quatrains
Facets:
Source sentences:
text: While Shakespeare's versification maintains the English sonnet form, Shakespeare often rhetorically alludes to the form of Petrarchan sonnets with an octave (two quatrains) followed by a sestet (six lines), between which a "turn" or volta occurs, which signals a change in the tone, mood, or stance of the poem.
text: First, the octave (two quatrains, or two groups of four lines), which describe a problem, followed by a sestet (two tercets, two groups of three lines), which gives the resolution to it.