With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The Lion King is about animals.
text_B: The Mk44 Bushmaster II is a 30 mm chain gun manufactured by Alliant Techsystems .. Alliant Techsystems. Alliant Techsystems. 30 mm. 30 mm caliber. chain gun. chain gun. It is a derivative of the 25 mm M242 Bushmaster , and uses 70 % of the same parts as the M242 while increasing the firepower by as much as 50 % with the 20 % increase in caliber size .. 25 mm. 25 mm caliber. M242 Bushmaster. M242 Bushmaster. The barrel is chromium-plated for extended life .. chromium-plated. Chrome plating. The gun uses standard GAU-8 Avenger ammunition that is available in API -LRB- Armor-Piercing Incendiary -RRB- , HEI -LRB- High-Explosive Incendiary -RRB- and APFSDS-T -LRB- Armor-Piercing Fin-Stabilized Discarding Sabot-Tracer -RRB- variants .. GAU-8 Avenger. GAU-8 Avenger. The gun can be converted to a caliber of 40 mm , which involves changing the barrel and a few key parts , to use the Super 40 cartridge .. Super 40. Super 40. It can also be converted to use the 30x170 mm RARDEN cartridge .
not_related.