With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: There were four members of The Beatles.
text_B: Balleza is one of the 67 municipalities of Chihuahua , in northern Mexico .. Chihuahua. Chihuahua ( state ). municipalities of Chihuahua. municipalities of Chihuahua. Mexico. Mexico. The municipal seat lies at Mariano Balleza .. Mariano Balleza. Mariano Balleza, Chihuahua. The municipality covers an area of 7,073.6 km ² .. As of 2010 , the municipality had a total population of 17,672 , up from 16,325 as of 2005 .. The municipality had 594 localities , the largest of which -LRB- with 2010 populations in parentheses -RRB- were  : Mariano Balleza -LRB- 2,087 -RRB- , classified as urban , and Ejido el Vergel -LRB- 2,008 -RRB- , classified as rural .. Mariano Balleza. Mariano Balleza, Chihuahua. Ejido el Vergel. Ejido el Vergel, Chihuahua
not_related.