With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Tyrese Gibson is only a chef.
text_B: Vandijkophrynus , also known as Van Dijk 's toads , are a small genus of true toads , family Bufonidae .. genus. genus. Bufonidae. Bufonidae. They are native to Southern Africa -LRB- southern Namibia , South Africa , Lesotho , and Swaziland , Zimbabwe , and Mozamibique -RRB- .. Southern Africa. Southern Africa. The name commemorates Eddie Van Dijk , a South African herpetologist .. Originally , all Vandijkophrynus species were included in the genus Bufo as the former `` Bufo angusticeps '' group .. Bufo angusticeps. Vandijkophrynus angusticeps. genus. genus. Bufo. Bufo
not_related.