Complex sentence: Afterward, Prior didn't seem to be the same pitcher; on the next pitch, he walked Castillo on a wild pitch that got away from catcher Paul Bako, allowing Pierre to advance to third base.
Split into simpler sentences: Afterward, Prior didn't seem to be the same pitcher. On the next pitch, he walked Castillo on a wild pitch that got away from catcher Paul Bako, allowing Pierre to advance to third base.