You can narrate the following lines for a demo: 

"If you know anything about boxing, then you will certainly know who Ryan Garcia is. The 22-year-old American boxer started his professional career in 2016 and, since then, had won all his 20 fights. That is amazing. As his fans use to call him, the Flash became famous when he knocked out Miguel Carrizoza in less than 30 seconds in 2017 to win the NABF junior super featherweight title.