Question: Cumberland Sheepdog and East-European Shepherd, are a breed of what?

Context articles: East-European Shepherd
Cumberland Sheepdog
German Shepherd
Sheepdog Glory
Shetland Sheepdog
Himalayan Sheepdog
Laekenois dog
Groenendael dog
Old English Sheepdog
Belgian Shepherd

The East European Shepherd (VEO) (in Russian: Восточно-европейская овчарка (ВЕО)) —is a breed of dog that was developed in the 1930-1950s based on German Shepherd Dogs to create a larger cold-resistant breed for military use, police work and border guard duties in the Soviet Union.
 VEOs are also used as guide dogs for the blind and there are VEO therapy dogs.
 This breed is popular in Russia where it entered a public culture and acquired a legendary status as an extremely smart and loyal dog devoted to their owners.
 The breed is well known in other ex-Soviet Union republics.
 In the West, the East-European Shepherd is a rare breed that is not well known: information about the breed on online sources, in English, is limited and often incorrect or distorted.
The Cumberland sheepdog is an extinct dog breed related to the border collie and other old working collie types.
 It is claimed to be one of the ancestors of the Australian shepherd and in the early part of the 20th century some Cumberland sheepdogs were being referred to as border collies and may have been absorbed into the latter breed.
The German Shepherd (German: Deutscher Schäferhund , ] ) is a breed of medium to large-sized working dog that originated in Germany.
 The breed's officially recognized name is German Shepherd Dog in the English language (sometimes abbreviated as "GSD").
 The breed is also known as the Alsatian in Britain and Ireland.
 The German Shepherd is a relatively new breed of dog, with their origin dating to 1899.
 As part of the Herding Group, German Shepherds are working dogs developed originally for herding sheep.
 Since that time however, because of their strength, intelligence, trainability, and obedience, German Shepherds around the world are often the preferred breed for many types of work, including disability assistance, search-and-rescue, police and military roles, and even acting.
 The German Shepherd is the second-most registered breed by the American Kennel Club and fourth-most registered breed by The Kennel Club in the United Kingdom.
Sheepdog Glory is a novel written by Roy Saunders in 1956.
 It is a biography of Toss, a border collie herding dog owned by Saunders.
 The novel chronicles Toss's development from a puppy to a winner of the annual sheepdog trials.
 It is set in the framework of a Welsh shepherd's calendar, and follows the mixed fortunes of the hill shepherd's daily life.
The Shetland Sheepdog, also known as the Sheltie, is a breed of herding dog.
 The original name of this breed was Shetland Collie, but this caused controversy among the Rough Collie breeders at the time, so the breed's name was formally changed to Shetland Sheepdog.
 This small dog is intelligent, vocal, excitable, energetic and willing to please and work hard.
 The breed was formally recognized by The Kennel Club in 1909.
The Himalayan Sheepdog, also referred to as the Bhote Kukur or Bhotia, is a livestock guardian dog that originated from Nepal.
 This mountain dog breed is closely similar to Indian Mastiff and the Tibetan Mastiff and may be related to the long-haired Kinnaur Sheepdog of Tibet.
 Naturally, Himalayan Sheepdogs enjoy outdoor lifestyles and are rarely seen beyond the regions of India and Nepal.
 As a powerful and robust breed, the Himalayan Sheepdog is mainly used for herding purposes.
 The Himalayan Sheepdog is regionally popular as both a loyal companion as well as a working dog.
The Laekenois is a breed of dog, sometimes classified as a variety of the Belgian Shepherd rather than as a separate breed.
 "Laekenois" is pronounced .
 This breed is not fully recognized in the United States.
 However, they can be shown in Britain, Canada, Australia, and throughout Europe, along with all three of the closely related breeds which share a heritage with the Laekenois: the Tervuren, the Malinois, and the Groenendael, the last being shown in the U.S. as the Belgian Sheepdog.
The Groenendael (in English, approximately ) is a variety of dog that is included in the Belgian Shepherd breed, but sometimes treated as a distinct breed.
 The Groenendael is recognized, either as a breed or a variety of the larger breed, by all major kennel clubs, such as the Kennel Club of the UK.
 In the American Kennel Club, it is called the Belgian Sheepdog, a term otherwise synonymous with Belgian Shepherd Dog more broadly.
The Old English Sheepdog (OES) is a large breed of dog which was developed in England from early herding types of dog.
 The Old English Sheepdog can grow a very long coat, with fur covering the face and eyes.
 Obsolete names of the breed include Shepherd's Dog and bob-tailed sheep-dog .
 It is still nicknamed "Bob-tail" (or "Bobtail") because historically, the tail was traditionally docked in this breed.
The Belgian Shepherd (also known as the Belgian Sheepdog or Chien de Berger Belge) is a breed of medium-to-large-sized herding dog.
 It originated in Belgium and is similar to other sheep herding dogs from that region, including the Dutch Shepherd, the German Shepherd, the Briard, and others.
 Four types have been identified by various registries as separate breeds or varieties: Groenendael, Laekenois, Tervuren, and Malinois.