With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Seth Rogen did not move to Portland, Oregon.
text_B: Mozg Armii , in English The Brain of the Army , is a three-volume military theory book published between 1927 and 1929 .. military theory. military theory. It is the most important work of Boris Shaposhnikov , a Soviet military commander then in command of the Moscow military region .. Boris Shaposhnikov. Boris Shaposhnikov. Soviet. USSR. Mozg Armii gained a wide popularity throughout the Red Army , and Shaposhnikov himself was held in high regard by Joseph Stalin .. Red Army. Red Army. Joseph Stalin. Joseph Stalin
not_related.