Fra Lippo Lippi is a dramatic monologue written in blank verse, while the other poems mentioned are written in different forms.

The poem explores the themes of power and control, as the Duke reflects on his relationship with his late wife and his desire to maintain control over her even after her death.

The poem tells the story of a man who murders his lover, Porphyria, in a fit of passion.

The poem is set in the town of Hamelin, Germany, during the Middle Ages.

The Pied Piper uses his magical flute to lure the rats away from the town.

The Pied Piper leads the children of Hamelin to a magical land, where they will live happily ever after.

The poem explores the conflict between art and religion, as Fra Lippo Lippi, a painter, struggles to reconcile his artistic pursuits with his religious beliefs.

Fra Lippo Lippi is a painter who is summoned by Cosimo de' Medici to paint a fresco in his palace.

The poem explores the conflict between art and love, as Andrea del Sarto, a painter, struggles to balance his artistic ambitions with his love for his wife, Lucrezia.

Andrea del Sarto is a painter who is struggling to balance his artistic ambitions with his love for his wife, Lucrezia.

The poem explores the theme of accepting aging and death, as Rabbi Ben Ezra reflects on his life and his relationship with God.

Rabbi Ben Ezra is a rabbi who reflects on his life and his relationship with God.

The poem explores the theme of the power of faith, as St. John the Evangelist reflects on the life of Jesus Christ and his own faith in him.

St. John the Evangelist is a saint who reflects on the life of Jesus Christ and his own faith in him.

The poem explores the conflict between good and evil, as Caliban, a character from Shakespeare's play "The Tempest", reflects on the nature of God and the world.