Complex sentence: The chief motivation of the protest is against the Supreme Court's order to ban Jallikattu, a Tamil traditional bull taming sport, which is held during Pongal, a harvest festival in the state of Tamil Nadu, India.
Split into simpler sentences: The chief motivation of the protest is against the Supreme Court's order to ban the Tamil traditional bull taming sport, Jallikattu. Jallikattu is held usually during Pongal, a harvest festival in the state of Tamil Nadu, India.