Although Dương Tam Kha dethroned his brother after the death of his father, Ngô Xương Văn did not kill him, but degraded him to "Envoy of Chương Dương".
Meskipun Dương Tam Kha memecat saudaranya setelah kematian ayahandanya, Ngô Xương Văn tidak membunuhnya, tetapi menurunkannya menjadi "Utusan Chương Dương".