With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Coldplay supported Oxfam.
text_B: Bitzer SE -LRB- Societas Europaea -RRB- is a manufacturer of refrigeration and air conditioning technology .. refrigeration. refrigeration. air conditioning. air conditioning. Societas Europaea. Societas Europaea. In 2016 , the company , which is headquartered in Sindelfingen , Germany , earned sales of $ 680 million .. Sindelfingen. Sindelfingen. Bitzer SE has more than 40 operating subsidiaries on all five continents and , as of 2016 , had approximately 3,400 employees worldwide .. subsidiaries. subsidiaries
not_related.