With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Charles II of England died on 6 February 1685.
text_B: A programme from the 1988 BBC series ` Electric Avenue ' was a late-night TV Series follow on from Micro Live broadcast in 1988 / 90 and presented by Fred Harris .. Fred Harris. Fred Harris ( presenter ). BBC. BBC. Micro Live. Micro Live
not_related.