Question:  The 1983 Masters Tournament was held at a golf club founded by what two men?

Context paragraphs:
1954 Masters Tournament: The 1954 Masters Tournament was the 18th Masters Tournament, held April 8–12 at Augusta National Golf Club in Augusta, Georgia.  Sam Snead defeated defending champion Ben Hogan by one stroke in an 18-hole Monday playoff to win his third Masters tournament.  It was Snead's seventh and final major victory.

2013 Masters Tournament: The 2013 Masters Tournament was the 77th edition of the Masters Tournament and the first of golf's four major championships to be held in 2013.  It was held from April 11–14 at Augusta National Golf Club in Augusta, Georgia.  Adam Scott won the tournament on the second hole of a sudden death playoff against Ángel Cabrera.  It was Scott's first major championship and the first time an Australian won the Masters.

2002 Masters Tournament: The 2002 Masters Tournament was the 66th Masters Tournament, held April 11–14 at Augusta National Golf Club.  Tiger Woods won his third Masters, and second consecutive, with a score of 276 (−12), three strokes ahead of runner-up Retief Goosen.  The course was lengthened by 285 yd over the previous year.  It was only the third successful defense of a Masters title, previously accomplished in 1966 by Jack Nicklaus and 1990 by Nick Faldo.

1983 Masters Tournament: The 1983 Masters Tournament was the 47th Masters Tournament, held April 7–11 at Augusta National Golf Club in Augusta, Georgia.  Seve Ballesteros won his second Masters and third major title, four strokes ahead of runners-up Ben Crenshaw and Tom Kite.  Play on Friday was postponed due to heavy rain, and the final round was completed on Monday for the first time since 1973.

1934 Masters Tournament: The 1934 Masters Tournament was the first Masters Tournament, held March 22–25 at Augusta National Golf Club in Augusta, Georgia.  It was officially known as the "Augusta National Invitation Tournament" for its first five editions, but informally as the Masters from the start.  Horton Smith won the event with a 20 ft birdie putt at the 17th hole (now the 8th hole), and finished at 284 (−4), one stroke ahead of runner-up Craig Wood.  (The current nines were reversed in 1934, switched to the current configuration prior to the 1935 event.)  Tournament co-founder and host Bobby Jones finished ten strokes back at 294, tied for thirteenth place.  The total purse was $5,000 and the winner's share was $1,500.

Masters Tournament Par-3 contest: The Masters Tournament Par-3 contest is a golf competition which precedes the Masters Tournament at Augusta National Golf Club in Augusta, Georgia.  The first Par-3 contest was held , before the 1960 tournament, and was won by three-time Masters champion Sam Snead.  The contest takes place in a single round on a nine-hole, par-27 course in the northeast corner of Augusta National Grounds, which was designed in 1958 by George Cobb and club founder Clifford Roberts.

2014 Masters Tournament: The 2014 Masters Tournament was the 78th edition of the Masters Tournament, the first of golf's four major championships in 2014.  It was held April 10–13 at Augusta National Golf Club in Augusta, Georgia.  Bubba Watson won his second Masters, three shots ahead of runners-up Jonas Blixt and Jordan Spieth; defending champion Adam Scott tied for fourteenth place.

Augusta National Golf Club: Augusta National Golf Club, located in Augusta, Georgia, is one of the most famous golf clubs in the world.  Founded by Bobby Jones and Clifford Roberts on the site of the former Fruitland (later Fruitlands) Nursery, the course was designed by Jones and Alister MacKenzie and opened for play in January 1933.  Since 1934, it has played host to the annual Masters Tournament, one of the four major championships in professional golf, and the only major played each year at the same course.  It was the number one ranked course in "Golf Digest"<nowiki>'</nowiki>s 2009 list of America's 100 greatest courses and is currently the number ten ranked course on "Golfweek Magazine"' s 2011 list of best classic courses in the United States, in terms of course architecture.

2016 Masters Tournament: The 2016 Masters Tournament was the 80th edition of the Masters Tournament, held April 7–10 at Augusta National Golf Club in Augusta, Georgia.  Danny Willett won his first major championship, three strokes ahead of runners-up Lee Westwood and defending champion Jordan Spieth.  Spieth suffered one of the biggest collapses in Masters history.  Spieth led the tournament from the first round and built a five-shot lead going to the back nine on Sunday, but lost six shots to par over the next three holes culminating in a quadruple-bogey on the 12th hole where he hit two balls into Rae's Creek.  Willett shot a bogey-free 67 to overtake Spieth when the leader faltered on the back nine.  Willett became the first European to win the Masters since 1999, and the first Englishman to do so since Nick Faldo in 1996.

2018 Masters Tournament: The 2018 Masters Tournament will be the 82nd edition of the Masters Tournament and the first of golf's four major championships to be held in 2018.  It will be held from April 5–8 at Augusta National Golf Club in Augusta, Georgia.

Supporting paragraphs: 1983 Masters Tournament Augusta National Golf Club
Answer: Bobby Jones and Clifford Roberts