With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Natasha Richardson is an actress.
text_B: The Bachelor of Technology -LRB- latin Baccalaureus Technologie , commonly abbreviated as B.Tech. ; with Honours as B.Tech .. latin. latin. -LRB- Hons . -RRB- -RRB-. or B.Tech is a graduate academic degree conferred after completion of a three-year , a four-year , or even a five-year -LRB- such as in Nigeria -RRB- program of studies at an accredited university or accredited university-level institution .. graduate. undergraduate diploma. academic degree. academic degree. The degree is conferred in the Commonwealth of Nations , the United States and elsewhere .. Commonwealth of Nations. Commonwealth of Nations
not_related.