æt ðə sˈeɪm tˈaɪm, ʃiː wʌz bᵻtɹˈoʊðd tə hɜː fˈɜːst kˈʌzən, ɐlfˈɑːnsoʊ, ðə sˈʌn ʌv hɜː pətˈɜːnəl ˈʌŋkəl fˈɜːdɪnˌænd, æz ɐ wˈeɪ tə stɹˈɛŋθən hɜː stˈæɾəs.
At the same time, she was betrothed to her first cousin, Alfonso, the son of her paternal uncle Ferdinand, as a way to strengthen her status.