Complex sentence: In 2004, Bellhorn was signed by the Boston Red Sox as a utility infielder; however, he became the regular second baseman after Pokey Reese and Nomar Garciaparra suffered early-season injuries.
Split into simpler sentences: In 2004, Bellhorn was signed by the Boston Red Sox as a utility infielder. However, he became the regular second baseman after Pokey Reese and Nomar Garciaparra suffered early season injuries.