With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Splatoon 2 is the sequel of something.
text_B: is a Japanese castle in Imabari , Ehime , Japan .. Imabari. Imabari, Ehime. Japan. Japan. Japanese castle. Japanese castle. Ehime. Ehime Prefecture. This castle is well known as one of the three Mizujiro , or `` Castles on the sea '' , in Japan , along with Takamatsu Castle in Kagawa Prefecture and Nakatsu Castle in Oita Prefecture .. Japan. Japan. Takamatsu Castle. Takamatsu Castle ( Sanuki ). Kagawa Prefecture. Kagawa Prefecture. Nakatsu Castle. Nakatsu Castle. Oita Prefecture. Oita Prefecture
not_related.