If any parts which praised the Minamoto clan were added after the Kamakura period, it is highly possible that it was the description on 'the disturbed ganko' (lining up shoulder to shoulder like flying geese).
鎌倉時代以降に付け加えられた、源氏賛美の部分があるとすれば、その可能性が最も高いのは「雁行の乱れ」である。