Complex sentence: At school, Keiko is teaching her class about the scientific background of the Bajoran wormhole when her class is interrupted by one of Bajor's spiritual leaders, Vedek Winn (Louise Fletcher).
Split into simpler sentences: At school, Keiko is teaching her class about the scientific background of the Bajoran wormhole. Her class is interrupted by one of Bajor's spiritual leaders, Vedek Winn (Louise Fletcher).