Complex sentence: To stop the rebellion, Yuya duels Jack in the final match and successfully persuades the citizens of New Domino City to cease their hostilities, and the High Council of New Domino end the social class system.
Split into simpler sentences: To stop the rebellion, Yuya duels Jack in the final match and successfully persuades the citizens of New Domino City to cease their hostilities. Afterwards, the High Council of New Domino end the social class system.