Complex sentence: He returned to Tucson for the season, posting a.263 batting average, 12 home runs, 71 RBIs, a.343 OBP, and.393 SLG.
Split into simpler sentences: He returned to Tucson that year, posting a.263 batting average with 12 home runs and 71 RBIs. He had a.343 OBP, and.393 SLG.