Former vice president Lien Chan (連戰) — father of Chinese Nationalist Party (KMT) Taipei mayoral candidate Sean Lien (連勝文) — showed his lack of understanding of Taiwan’s history and lack of sympathy for the Taiwanese who lived through the Japanese colonial period by calling independent mayoral candidate Ko Wen-je’s (柯文哲) father and grandfather “traitors” because they were educated under the Japanese educational system and once adopted a Japanese surname.