Complex sentence: Reyes was billed as one of the best pure hitting prospects around, a good outfielder, and his speed is above-average, but Reyes struggled in two trials with the Rockies in 2003-04.
Split into simpler sentences: Reyes was billed as one of the best pure hitting prospects around, a good outfielder, and his speed is above-average. Since Reyes struggled in two trials with the Rockies in 2003-04.