With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Dark Knight is set far away from Gotham City.
text_B: USNS Lt. Raymond O. Beaudoin -LRB- T-AP-189 -RRB- was a troop transport that served with the United States Military Sea Transportation Service -LRB- MSTS -RRB- during the Korean War .. troop transport. troop transport. Military Sea Transportation Service. Military Sea Transportation Service. Korean War. Korean War. Prior to her MSTS service , she served as a commercial vessel under the name SS Marshall Victory , and later with the US Army as USAT Lt. Raymond O. Beaudoin .. US Army. US Army. Laid down as the Victory ship Marshall Victory under Maritime Commission contract by Bethlehem‑Fairfield Shipyard , Inc of Baltimore , Maryland 4 April 1945 , she was launched 21 May 1945 ; and delivered to her operator , J. H. Winchester , 15 June 1945 .. Victory ship. Victory ship. Maritime Commission. Maritime Commission
not_related.