Task: Explanation
Input (English): Jarrell Miller (born July 15, 1988) is an American boxer and kickboxer who competes in the Heavyweight division. Known for his aggressive fighting style, Miller initially began training in Muay Thai as a way to defend himself on the streets. He came to prominence in 2007 when he competed for the New Jersey Tigers in the World Combat League and made it to the finals of the New York Golden Gloves tournament that same year. In 2012, he began fighting in K-1. Undefeated in boxing (19 wins, 1 draw), his only two defeats in kickboxing (21 wins, 2 losses) came against Mirko Cro Cop. Question: What nationality was the only man to beat Jarrell Miller in kickboxing? Answer: Croatian
Output (English):  Undefeated in boxing 19 wins, 1 draw, his only two defeats in kickboxing 21 wins, 2 losses came against Mirko Cro Cop.