With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ryan Gosling starred in a film written and directed by Derek Cianfrance.
text_B: TAP Pharmaceutical Products was formed in 1977 as a joint venture between the two global pharmaceutical companies , Abbott Laboratories and Takeda Pharmaceutical Co. .. joint venture. joint venture. pharmaceutical. pharmaceutical. Abbott Laboratories. Abbott Laboratories. The company markets Prevacid -LRB- lansoprazole -RRB- and Lupron Depot -LRB- leuprolide acetate for depot suspension -RRB- , both leaders in their classes .. lansoprazole. lansoprazole. leuprolide. leuprolide. Joint venture came to an end in March 2008 and Takeda took over the TAP .. Lupron Depot is indicated for the palliative treatment of advanced prostate cancer , for management of endometriosis , in combination with iron for the preoperative treatment of anemia caused by uterine fibroids , and for the treatment of children with central precocious puberty .. central precocious puberty. central precocious puberty
not_related.