With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Napoleon was born in Martinique.
text_B: The 168th Motor Rifle Brigade was a Russian Ground Forces motorized infantry brigade from 1994 to 1998 .. Russian Ground Forces. Russian Ground Forces. It was based in Borzya and traces its lineage to the 150th Motor Rifle Division , activated in 1973 .. Borzya. Borzya. The division became a training unit three years later and was converted into a district training center in 1988 .. In 1994 , the training center became the 168th Motor Rifle Brigade .. The 150th Motor Rifle Division at Borzya went through a number of changes before being disbanded .. Borzya. Borzya. In March 1972 it was placed in cadre status .. It was converted on 1 December 1976 to a training division .
not_related.