With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Billy Joel released at least two songs.
text_B: Saint Romanus of Rouen -LRB- Romain reconstructed Frankish  : * Hruomann ; died 640 AD -RRB- was a scribe , clerical sage , and bishop of Rouen .. Rouen. Rouen. Frankish. Frankish language. scribe. scribe. bishop of Rouen. bishop of Rouen. He would have lived under Dagobert I -LRB- 629 -- 39 -RRB- , though his date of birth is unknown .. Dagobert I. Dagobert I. His life is known in legend and tradition and is shown in the stained glass windows -LRB- c. 1521 -RRB- and south gate of Rouen Cathedral and the stained glass windows of the eglise Saint-Godard -LRB- 1555 -RRB- .. Rouen. Rouen. Rouen Cathedral. Rouen Cathedral. The Catholic Encyclopedia claims that his legend has little historical value with little authentic information .. Catholic Encyclopedia. Catholic Encyclopedia. He was both Lord Chancellor of France and Referendaire of France .. Lord Chancellor of France. Lord Chancellor of France. Referendaire of France. Referendaire of France. The city 's autumn `` foire Saint-Romain '' was set to his feast day on the `` 10th day of the Kalends of November '' -LRB- i.e. 23 October -RRB- around 1090 , at the same date as his cult was spread to the whole diocese of Rouen .. Rouen. Rouen
not_related.