With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Spiders have fast cars.
text_B: Expedition to the Chesapeake may refer to. Expedition to the Chesapeake -LRB- 1777 -RRB- , a British military expedition during the American War of Independence , under the command of Lord William Howe. Expedition to the Chesapeake -LRB- 1813 -RRB- , a British military expedition during the War of 1812
not_related.