With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Wallander is a television series outside of the mystery genre.
text_B: Dugesia golanica is a species of dugesiid triclad that inhabits freshwater bodies of Israel .. Dugesia. Dugesia. dugesiid. dugesiid. triclad. triclad. Israel. Israel. The species is named after the Golan Heights .. Golan Heights. Golan Heights
not_related.