Analysis of information sources in references of the Wikipedia article "John Brzenk" in English language version.
"Most Successful Arm Wrestler, John Brzenk (US), a middleweight, has dominated many weight classes in arm wrestling over the past 17 years. During the 1998 World Championships...Brzenk won championships at five different weights, three with his right arm, two with his left. In the same year, he was named the greatest arm wrestler in the history of the sport during the World Wristwrestling Championship
