With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: During the eighth season of the television drama Beverly Hills 90210, Hilary Swank was part of the main cast.
text_B: Live at the Mar Y Sol Festival '72 is a live album by British progressive rock band Emerson , Lake & Palmer , released in 2011 .. Mar Y Sol Festival. Mar y Sol festival. progressive rock. progressive rock. Recorded on 2 April 1972 at the Mar y Sol Pop Festival in Puerto Rico .. Mar y Sol Pop Festival. Mar y Sol Pop Festival
not_related.