Question: What is the pulp and paper company based in Atlanta, Georgia, that hosted Big Thunder Ranch at Disneyland

Context paragraphs:
Big Thunder Ranch: Big Thunder Ranch was an attraction at Disneyland.  It included an outdoor petting zoo, a walk-through cabin, and a variety of scenery meant to create the atmosphere of a Western ranch.  It was located in Frontierland, nearby Big Thunder Mountain Railroad.  Inside one could find sheep, goats, cows, and other farm animals.  Among these animals were the two turkeys who received presidential pardons in honor of Thanksgiving in 2008.  The attraction was hosted by Brawny.

Great Lakes Paper: The Great Lakes Paper Company was the operator of the largest and most modern pulp and paper manufacturing facility in the world.  The Company employed over 4,000 in Northern Ontario, starting in 1924 as a pulp mill at Fort William, Ontario (now Thunder Bay, Ontario Canada).  Great Lakes had a highly developed social network within the company, including a children's Christmas party held at a local arena, and an annual picnic held at a local park, as well as many sports teams and other social groups.  The company's working environment was enhanced by cultural diversity.  For example under the Government of Canada's immigration policy, the "Close Relatives Scheme" resulted in over 400 Ukrainian refugees being employed as workers after World War II.

Big Thunder National Training Center: Big Thunder National Training Center is a Nordic skiing complex located in Thunder Bay, Ontario, Canada.  It was opened in 1963, and closed in 1995.  The centerpiece was the Big Thunder Ski Jumping Center, which had K-90 and K-120 hills.  The center hosted the FIS Nordic World Ski Championships 1995.

Catalyst Paper: Catalyst Paper Corporation is a pulp and paper company based in the Canadian city of Richmond, British Columbia.  It operates five pulp mills and paper mills, producing a combined 1.8 million tonnes of paper and 491,000 tonnes of market pulp annually.  The mills mostly produce magazine paper and newsprint.

Big Thunder Ski Jumping Center: Big Thunder Ski Jumping Centre was a twin ski jumping hill located in Thunder Bay in Northwestern Ontario, Canada.  It constitutes part of Big Thunder National Training Centre.  The first hills were built by Knute and Thor Hansen and opened in 1963.  They were originally known as Lille Norway Ski Area, then Mt. Norway Ski Area, and Sundance Northwest Resort before taking the current name.  The large and normal hills were built in 1974 and the venue was taken over by the provincial government in 1985.  The hills hosted 29 FIS Ski Jumping World Cup and 50 Canadian Ski Jumping Championships tournaments between 1975 and 1995, climaxing with the FIS Nordic World Ski Championships 1995.  Funding was then cut and the venue has since been closed and unmaintained.

Malaysian Newsprint Industries: Malaysian Newsprint Industries Sdn Bhd (abbreviated MNI) is a pulp and paper company based in Petaling Jaya, Malaysia.  It operates a single pulp mill and paper mill in Mentakab, which produces an annual 280,000 tonnes of newsprint sourced entirely from deinked pulp from recycled paper.

PG Paper Company: PG Paper Company Ltd is a United Kingdom based paper company, owned entirely by the Gupta family.  It was founded in 2003 by Puneet and Poonam Gupta OBE.  According to Insider Magazine and The Greenock Telegraph, it is the fastest growing Scottish paper company.  PG Paper specializes in a range of paper and board products including packaging, writing, printing and tissue.  As of 2017, the company is trading in 55 countries worldwide.  Its main products are Newsprint, Kraft, Coated, Thermal and Greaseproof paper.  It is a significant recycler.

Georgia-Pacific: Georgia-Pacific LLC is an American pulp and paper company based in Atlanta, Georgia, and is one of the world's leading manufacturers and distributors of tissue, pulp, paper, toilet and paper towel dispensers, packaging, building products and related chemicals.  As of Fall 2010, the company employed more than 40,000 people at more than 300 locations in North America, South America and Europe.  It is an independently operated and managed company of Koch Industries.

Big Thunder Mountain Railroad: Big Thunder Mountain Railroad is a mine train roller coaster located in Frontierland at several Disneyland-style Disney Parks worldwide.  The ride exists at Disneyland Park (California) and the Magic Kingdom at Walt Disney World as "Big Thunder Mountain Railroad", and at Tokyo Disneyland and Disneyland Park (Paris) as Big Thunder Mountain.  Big Thunder Mountain Railroad is also the name of the fictional rail line the roller coaster depicts.

Fort Howard Paper Company: Fort Howard Paper Company was an American pulp and paper company based in Green Bay, Wisconsin.  Its products were sold under a variety of brand names, including "Envision", "Fort Howard", "Mardi Gras", and "Soft'n Gentle".

Supporting paragraphs: Big Thunder Ranch Georgia-Pacific
Answer: Georgia-Pacific LLC is an American pulp and paper company based in Atlanta, Georgia