wˌɛn ˈɛmpɚɹɚ mˈɪndʒjuːənz sˈʌn ˈɛmpɚɹɚ tˈeɪwuː mˌeɪd ɐ mˈeɪdʒɚɹ ɐtˈæk ˌɔn nˈɔːɹðɚn ljˈæŋ ɪn fˈoːɹhˈʌndɹɪd θˈɜːɾi nˈaɪn, ɪntˈɛndɪŋ tə dᵻstɹˈɔɪ ɪt ænd ˈænɛks ɪts tˈɛɹɪtˌoːɹi, jˈuːən wʌz hɪz ɡˈaɪd.
When Emperor Mingyuan's son Emperor Taiwu made a major attack on Northern Liang in 439, intending to destroy it and annex its territory, Yuan was his guide.