With no explanation, label text_A→text_B with either "not_related" or "related".
text_A: All My Children is set in a fictional suburb modeled on a community in Tajikistan.
text_B: Dogs have been selectively bred for millions of years , sometimes by inbreeding dogs from the same ancestral lines , sometimes by mixing dogs from very different lines .. inbreeding. inbreeding. The process continues today , resulting in a widening in appearance without speciation , `` from the Chihuahua to the Great Dane . ''. speciation. speciation. The following list uses a wide interpretation of `` breed . ''. Breeds are usually categorized by the functional type from which the breed was developed .. The basic types are companion dogs , guard dogs , hunting dogs , herding dogs , and working dogs , although there are many other types and subtypes .. working dogs. Working Group ( dogs ). types. List of dog types. Breeds listed here may be traditional breeds with long histories as registered breeds , rare breeds with their own registries , or new breeds that may still be under development .. In some cases , a breed 's origin overlaps the boundaries of two or more countries ; the dog is normally listed only in the country with which it is most commonly associated ; for example , by its designated country according to the Federation Cynologique Internationale -LRB- FCI -RRB- .. Federation Cynologique Internationale. Federation Cynologique Internationale. Some dogs , such as the Lowchen , have an uncertain origin and are listed under several countries .. Lowchen. Lowchen. TOC
not_related.