With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: The most populous landlocked country in the world is Ethiopia.
text_B: Alice Barnham -LRB- nee Bradbridge -RRB- -LRB- 1523 -- 1604 -RRB- is chiefly remembered for commissioning a family portrait in 1557 which is one of the earliest family portraits of English origins .
not_related.