With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Kobe Bryant suffered a torn Achilles tendon in Italy.
text_B: The AEK-999 ` Barsook ' -LRB- Badger -RRB- -LRB- Russian  : Барсук -RRB- is a Russian machine gun chambered for the 7.62 × 54mmR round .. machine gun. machine gun. It is a modernized version of the PKM machine gun , developed during the 1990s in order to improve its capabilities in the LMG / SAW role .. machine gun. machine gun. PKM. PK machine gun#PKM. LMG. Light machine gun. SAW. Squad automatic weapon. It was to be capable of sustained automatic fire without requiring a quick-change barrel , and better suited for assault operations where it could be fired from the hip or from the integral bipod .. hip. Point shooting. bipod. bipod. The AEK-999 was developed at the Kovrov Machinebuilding Plant , but lost in military trials to the Pecheneg machine gun , which was developed under same requirements at the TsNIITochMash research institute .. machine gun. machine gun. Kovrov Machinebuilding Plant. Kovrov Machinebuilding Plant. Pecheneg. Pecheneg machine gun. TsNIITochMash. TsNIITochMash. In 2006 KMZ ceased all military production , but small batches of the AEK-999 were manufactured by KMZ before 2006 for Russian MVD troops .. MVD. Ministry of Internal Affairs ( Russia ). troops. Internal Troops
not_related.