With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Mother Teresa spent 18 years of her life in Macedonia.
text_B: Petter Skarheim -LRB- born 12 June 1962 -RRB- is a Norwegian civil servant .. In 2004 he was appointed director of the newly established Norwegian Directorate for Education and Training .. Norwegian Directorate for Education and Training. Norwegian Directorate for Education and Training. He had been a deputy under-secretary of State in the Ministry of Education and Research from 1998 to 2004 .. Ministry of Education and Research. Norwegian Ministry of Education and Research
not_related.