Can you show me the poem please? So I can answer because I don't know how the poem looks like so I can't tell you the structure
The answer is” abba abba cde cde”
In an Petrarchan (another term for Italian sonnet), the
first usually ends with an [A] or a [B], while the last 6 lines usually ends
with a [C],[D] or [E], forming a setset. The setset also has a variety of
pattern like
CDCDCD or CDEDCE.
The answer is the resolution