With no explanation, label text_A→text_B with either "not-entailed" or "entailed".
text_A: Already the poorest country in the Western Hemisphere with 80 % of the population living under the poverty line and 54 % in abject poverty , the damage to Port-au-Prince caused the country 's GDP to contract an estimated 5.1 % in 2010 .
text_B: 2010 is an artefact
not-entailed.