With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Event management includes coordinating with vendors.
text_B: Hakollen Island is an island 1 nmi long , rising to 100 m , lying in the southwest part of the Øygarden Group , Antarctica .. Antarctica. Antarctica. Øygarden Group. Øygarden Group. It was mapped by Norwegian cartographers from aerial photos taken by the Lars Christensen Expedition , 1936 -- 37 , and called Hakollen -LRB- the shark knoll -RRB- .. Lars Christensen Expedition. Lars Christensen Expedition
not_related.