With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: Dany Rigoulot is an athlete.
text_B: The mousebirds -LRB- family Coliidae , order Coliiformes -RRB- are a family of birds .. order. order ( biology ). They are the sister group to the clade Eucavitaves , which includes the cuckoo roller -LRB- Leptosomatiformes -RRB- , trogons -LRB- Trogoniformes -RRB- , Bucerotiformes , Coraciformes and Piciformes .. clade. clade. Eucavitaves. Eucavitaves. Leptosomatiformes. Leptosomatiformes. Bucerotiformes. Bucerotiformes. Coraciformes. Coraciformes. Piciformes. Piciformes. The mousebirds are therefore given order status as Coliiformes .. order. order ( biology ). This group is confined to sub-Saharan Africa , and is the only bird order confined entirely to that continent .. bird. bird. order. order ( biology ). Africa. Africa. They had a wider range in prehistoric times and apparently evolved in Europe .. Europe. Europe
not_related.