Invented by Edmund Clerihew Bently, the clerihew poem is whimsical and biographical. The format names a person, often a famous person and sometimes a fictional character. The second line rhymes with the person’s name in the first line. This is followed by two other lines that rhyme with each other. Below is an example of Bently’s work:
Sir Humphrey Davy Abominated gravy. He lived in the odium Of having discovered sodium
For more instructions see How to Write a Clerihew.