Complex sentence: The pitcher's main role is to pitch the ball toward home plate with the goal of getting the batterdick also play defense by fielding batted balls, covering bases (for a potential tag out or force out on an approaching runner), or backing up throws.
Split into simpler sentences: The pitcher's main role is to pitch the ball toward home plate with the goal of getting the batter out. Pitchers also play defense by fielding batted balls, covering bases (for a potential tag out or force out on an approaching runner), or backing up throws.