With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Broadchurch is a crime drama on TV.
text_B: Iwan Iwanoff -LRB- 2 July 1919 -- 7 October 1986 -RRB- also known as Iwan Nickolow and Iwan Nickoloff Iwanoff , born in Kusstendil -LRB- Kusestendil -RRB- , Bulgaria and died in Perth , Western Australia , was an architect known for working in the Brutalist style .. Bulgaria. Bulgaria. Australia. Australia. Brutalist. Brutalism. Iwan Iwanoff studied architecture in Europe before arriving in Perth to work as an architect .. architecture. architecture. Europe. Europe. He became renowned for his design characteristic which is mainly working with concrete blocks .
not_related.