With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Ivan Lendl has lost 94 singles titles.
text_B: InfoLab21 is a research centre at Lancaster University focusing primarily on information and communication technologies .. Lancaster University. Lancaster University. The centre was opened in 2005 by Patricia Hewitt in order to `` transfer the knowledge , technology and innovation techniques that are strong within the university into the private sector . ''. Patricia Hewitt. Patricia Hewitt. The centre houses the University 's School of Computing and Communications and operates under the University 's department of Science and Technology .. School of Computing and Communications. School of Computing and Communications, Lancaster University. Science and Technology. Divisions of Lancaster University#Science and Technology
not_related.