A Couplet
The term for a 14-line love poem that usually ends with a surprise ending is a "sonnet." Sonnets typically follow specific rhyme schemes and structures, with different variations such as the Petrarchan, Shakespearean, or Spenserian sonnet.
It's called the couplet.
The Spenserian sonnet sequence had 14 lines. The lines were organized as three sets of four lines, and an ending set of two lines. They had five sets of rhymes: abab, bcbc, cdcd, ee.
sonnet
Sonnet 18 and sonnet 116
It is also called the English sonnet. The other form is the Italian sonnet, or petrarchan sonnet.
Sonnet 130
The Sonnet Series - 2013 Sonnet 31 The Old Man and the Sonnet 1-8 was released on: USA: 1 May 2013
The Italian Sonnet
It is a petrarchan sonnet, made out of an octave and a sestet.
sonnet is consisted of fourteen lines,there are two kinds of sonnet-octave and sestet
If you mean William Shakespeare's sonnet 73, it is not surprisingly a Shakespearean sonnet.