With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Bradford is the first UNESCO City of Film.
text_B: Portrait of Princess is a tempera painting on panel attributed to the Italian Late-Gothic master Pisanello .. Pisanello. Pisanello. tempera. tempera. painting. painting. panel. panel painting. Gothic. Gothic art. It was probably executed between 1435 and 1449 and is also known as Portrait of a Princess of the House of Este .. House of Este. House of Este. It is firmly attributed to Pisanello on stylistic grounds and because he stayed in Ferrara in the period , where he also finished a portrait and a celebrative medal of Marquis Leonello d'Este .. Pisanello. Pisanello. Ferrara. Ferrara. portrait. portrait. medal. medal. Leonello d'Este. Leonello d'Este. The princess is shown in profile against a background of numerous butterflies and columbine flowers .. The butterfly near the princess ' brow is a symbol of the soul .. butterfly. butterfly. The painting is currently housed and exhibited in the Musee du Louvre in Paris , France .. Paris. Paris. Louvre. Louvre. painting. painting. Musee du Louvre. Musee du Louvre. France. France
not_related.