With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Just My Luck (2006 film) stars an American actress and singer born in the nineteen eighties.
text_B: SoftEther Corporation is a Japanese software company .. It was founded as an industry-academia-government venture in April 2004 by University of Tsukuba students , with the goal to develop the software of the same name , SoftEther VPN .. University of Tsukuba. University of Tsukuba. VPN. VPN. The name indicated that a software emulates an Ethernet .
not_related.