Haiku

Haiku (also called nature or seasonal haiku) is an unrhymed Japanese verse consisting of three unrhymed lines of five, seven, and five syllables (5, 7, 5) or 17 syllables in all.A foreign adaptation of 1, usually written in three lines totaling 17 syllables or LESS.
Haiku is generally not written in one long run on sentence. It is generally written in two parts.

You have a fragment on the first or the last line, then you have the body of the haiku.