Question: What dog breed is more likely a better swimmer, Mucuchies or Flat-Coated Retriever?

Context paragraphs:
List of U.S. state dogs: Twelve states of the United States have designated an official state dog breed.  Maryland was the first state to name a dog breed as a state symbol, naming the Chesapeake Bay Retriever in 1964.  Pennsylvania followed the year after, naming the Great Dane as its official breed.  Dog breeds are mostly affiliated with the states that they originated in.  North Carolina chose the Plott Hound as it was the only dog breed indigenous to the state.

Curly Coated Retriever: The Curly Coated Retriever (often referred to as a Curly) is a breed of dog originally bred in England for upland bird and waterfowl hunting.  It is the tallest of the retrievers and is easily distinguishable by the mass of tight curls covering its body.  Curly Coated and Wavy Coated (now known as the Flat-Coated Retriever) were the first two recognised retriever breeds, established as early as 1860.

Chesapeake Bay Retriever: The Chesapeake Bay Retriever is a large-sized breed of dog belonging to the Retriever, Gundog, and Sporting breed groups.  Members of the breed may also be referred to as a Chessie, CBR, or Chesapeake.  The breed was developed in the United States Chesapeake Bay area during the 19th century.  Historically used by area market hunters to retrieve waterfowl, it is primarily a family pet and hunting companion.  They are often known for their love of water and their ability to hunt.  It is a medium to large sized dog similar in appearance to the Labrador Retriever.  The Chesapeake have a wavy coat, rather than the Labrador's smooth coat.  They are described as having a bright and happy disposition, courage, willingness to work, alertness, intelligence, and love of water as some of their characteristics.

Shargleam Blackcap: Ch.  Shargleam Blackcap, (born 26 June 1977), also known as Brett is a Flat-Coated Retriever show dog bred and handled by Mrs Pat Chapman who won Best in Show at Crufts in 1980.  He is one of the ancestors of 2011 Crufts Best in Show Sh Ch.  Vbos The Kentuckian.

Vbos The Kentuckian: Sh Ch.  Vbos the Kentuckian (30 August 2001 - 3 June 2013), also known as Jet, was a Flat-Coated Retriever show dog bred and handled by Jim Irvine who won Best in Show at Crufts in 2011.  He was descended from the 1980 Best in Show winner, Ch.  Shargleam Blackcap, and placed Best in Show at several other shows around the UK including the Gundog Society of Wales and the National Gundog Association.

Mucuchies: Mucuchí (Venezuelan Sheepdog) is a dog breed from Venezuela (specifically from Sierra Nevada de Mérida).  The dogs have a short coat with feathering along their limbs.  The coat color is either white or white with splashes of colors such as honey or tan, or shades of black and gray.

Tweed Water Spaniel: The Tweed Water Spaniel, or Tweed Spaniel, is a breed of dog extinct since the 19th century.  It is best known for being involved in the early development of the modern Curly Coated Retriever and Golden Retriever breeds of dogs.  They were described as a generally brown athletic dogs from the area around Berwick-upon-Tweed near the River Tweed and close to the Scottish Borders.  A type of water dog, the breed was not well known outside the local area.  This breed may have been created by crossing local water dogs with imported St. John's water dog, another breed which is also now extinct.

Telomian: The Telomian is a breed of dog native to Malaysia.  Though rare, it remains the only known Malaysian dog breed to live outside its homeland.  Malaysian are used to called this dog breed Anjing Kampung which means Village dog in Malay.  This dog breed is still remained rarest in the world.

Flat-Coated Retriever: The Flat-Coated Retriever is a gundog breed originating from the United Kingdom.  It was developed as a retriever both on land and in the water.

Breed standard (dogs): A breed standard (also called bench standard or the standard) in the dog fancy is a set of guidelines covering specific "externally observable" qualities such as "appearance", "movement", and "temperament" for that dog breed.  Breed standards are not scientific documents, but are written for each breed by clubs of hobbyists called breed clubs for their own specific requirements.  Details and definitions within breed standards for a specific dog breed may vary from breed club to breed club and from country to country.  Dog breed standards are similar in form and function to breed standards for other domesticated animals.

Supporting paragraphs: Flat-Coated Retriever Mucuchies
Answer: Flat-Coated Retriever