Complex sentence: Barrel racer Charmayne James rode Scamper from 1984 to 1993 in the National Finals Rodeo (NFR), with the pair winning the Women's Professional Rodeo Association World Championship ten years in a row, from 1984 through 1993.
Split into simpler sentences: Barrel racer Charmayne James rode Scamper from 1984 to 1993 in the National Finals Rodeo (NFR). They won the Women's Professional Rodeo Association World Championship ten years in a row, from 1984 through 1993.