Question: What is the name of the United Kingdom's largest pet supplies retailer with 370 stores, selling food, toys, bedding, medication and accessories; an example of which can be found in the Spring Ram Retail Park part of the larger Birstall Shopping Park in West Yorkshire?

Context paragraphs:
Hindpool Retail Parks: The Hindpool Retail Parks are a set of four conjoined retail parks in the Hindpool area of Barrow-in-Furness, England, United Kingdom (with the exception of one which straddles the border with Central Barrow).  Some thirty stores and leisure facilities contain a total of 43,000 m2 of retail space (around one quarter of the borough's 199000 m2 of retail floorspace).  The four retail parks are Cornerhouse Retail Park, Cornmill Crossing, Hindpool Retail Park and Hollywood Park.  The largest and only other retail park in Barrow is Walney Road Retail Park - Pound Stretcher, Argos Extra, Asda, Home Bargains, Matalan and Stollers.

WestEnd Shopping Park: WestEnd Shopping Park is a retail park, located in Blanchardstown in Dublin.  It is beside the Blanchardstown Centre.  It is owned by Green REIT and is the sister to Gullivers Retail Park.  Tenants include Lidl, Next, Dealz, Heatons, Nike, Gap, Argos, Costa and more.  In 2015, the first Toys "R" Us store in Ireland, opened in the retail park but closed in 2016.

My Pet Warehouse: My Pet Warehouse is an Australian retailer of pet supplies in Australia.  It was founded in 2009 by Philip Bartholomew and it operates from thirteen locations.  The company offers a variety of specialty pet supplies and accessories.  As of 2015, it is the largest online retailer of pet supplies in Australia with $33 million annual revenue.

National Wholesale Liquidators: National Wholesale Liquidators is a West Hempstead, New York-based company that operates a chain of warehouse-style closeout discount stores in the Eastern and Midwestern United States.  It offers a mix of brand-name items, everyday household items, and furniture.  National Wholesale Liquidators carries over 120,000 items.  The company also offers appliances, automotive products, bath towels, bedding, carpets and floor covers, detergents and cleaning products, electrical hardware, electronics, food products, furniture outdoor, giftware, health and beauty aids, holiday decorative, and household storage products.  In addition, it offers indoor furniture, jewelry, kitchen towels-linens, luggage, men's apparel and fragrances, paint and sundries, paper goods and supplies, personal umbrellas, pet supplies, sporting goods, vacuums and accessories, video games, and women’s fragrances.

Birstall Shopping Park: Birstall Shopping Park is a shopping park located in Birstall, Batley, West Yorkshire, England.  It contains a wide variety of retailers and includes the region's only IKEA store.  Adjacent is another retail park, Junction 27 Retail Park, specialising in bulky goods and electronics.  The section of the park containing retailers Pets at Home and Homesense is known as Spring Ram Retail Park, and was built slightly later than the rest of the complex, however it is considered as a part of Birstall Shopping Park and is under common ownership.

Petco Park: Petco Park is a baseball park located in the downtown area of San Diego, California, United States, that is home to the San Diego Padres of Major League Baseball (MLB).  The park opened in 2004, replacing Qualcomm Stadium, which the Padres shared with the San Diego Chargers of the National Football League (NFL).  Petco Park is named after the San Diego-based pet supplies retailer Petco, which paid for the naming rights until 2026.  In addition to baseball, the park is also used as venue for concerts, soccer, golf, and rugby sevens.

Pets at Home: Pets at Home is the United Kingdom's largest pet supplies retailer, with more than 370 stores and 6,000 employees.  The company sells products including food, toys, bedding, medication and accessories and pets.

Albion Mills Retail Park: Albion Mills Retail Park is a retail park in central Wakefield, West Yorkshire, England.  The park, which contains a branch of PC World, was built in 2000.  It was acquired by CB Richard Ellis Realty Trust in July 2008 at a cost of £10.5 million (US$20,805,750).  The shopping complex covers an area of 55,294 square feet.

Pet Supplies Plus: Pet Supplies Plus, founded in 1988 in Redford, Michigan in the United States, is a privately held pet supply retailing corporation with a major presence in the US.  As of 2005, it was the third largest specialty pet food retailer in the US.  The company began adding franchise locations in the Midwest, expanding into the northeastern and southern states during the late 1990s.  In 2015, Pet Supplies Plus store locations consisted of over 325 stores in 25 states.

Blain's Farm and Fleet: Blain's Farm & Fleet is a regional chain of 38 retail stores in Wisconsin, Illinois, and Iowa.  The stores sell tires, agricultural supplies and equipment, hunting and fishing equipment and licenses, kitchen appliances, housewares, automotive goods, men's & women's clothing, household hardware, lawn and garden supplies, outdoor power tools, pumps and generators, paint, pet supplies, candy, sporting goods, tools and toys.

Supporting paragraphs: Birstall Shopping Park Pets at Home
Answer: Pets at Home