"The Princess an the Pea" (Danish: "Prindsessen paa Ærten"; "Prinsessen på ærten" in modern orthography) is a fairy tale by Danish poet and author Hans Christian Andersen about a young woman whose claim to being a real princess is tested by placing a pea under her mattresses. The tale likely had its source in folk material, and, in the Aarne and Thompson classification of folktales, "The Princess and the Pea" is categorized under its own type as type 703, The Princess on the Pea. ii The story was first published in 1835. It has been adapted to various media including musical comedy and television drama.