ɪn sˈɛvənhˈʌndɹɪd wˈʌn bˌiːsˈiː, ɐ pəlˈɪɾɪkəl mˈæɹɪdʒ bᵻtwˌiːn lˈeɪdi jˈɑːŋ ʌv sˈɔŋ ænd dˈuːk ʒwˈɑːŋ ʌv ʒˈɛŋ æz wˈɛl æz ðə kˈæptʃɚɹ ʌv ʒˈaɪ ʒˈɑːŋ, ɐ lˈiːdɪŋ wˈɔːɹɪɚ ɛmpˈaʊɚd sˈɔŋ tə mənˈɪpjʊlˌeɪt ðɪ ɐdmˌɪnɪstɹˈeɪʃən ʌv ʒˈɛŋ.
In 701 BC, a political marriage between Lady Yong of Song () and Duke Zhuang of Zheng (as well as the capture of Zhai Zhong (), a leading warrior) empowered Song to manipulate the administration of Zheng.