Question: David Dai Rees was a Welsh rugby union and professional rugby league footballer of the 1920s and '30s and coach of the 1930s1960s playing club level rugby union (RU) for Abertillery RFC and representative level rugby league (RL) for Great Britain Wales Other Nationalities and Glamorgan & Monmouthshire and at club level for Halifax as a Second-row i.e. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Answer:
Athlete