With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Genghis Khan encouraged collegiate sports.
text_B: Dhiyadhoo -LRB- Dhivehi  : ދޔދ -RRB- is one of the inhabited islands of Gaafu Alif Atoll .. Gaafu Alif Atoll. Gaafu Alif Atoll. Dhivehi. Dhivehi language. Category  : Islands of the Maldives
not_related.