hiː ðˈɛn tˈɜːnd tə dᵻfˈɛnd vˈaɪɾɚbˌoʊ fɹʌm kˈɑːnɹæd, hˈuːm hiː kˈæptʃɚd ænd hˌuː ðˈɛn kˈæptʃɚd hˌɪm æt kˌæmɚɹˈiːnoʊ ɪn sɛptˈɛmbɚ ænd hˈɛld hˌɪm pɹˈɪzənɚ fɔːɹ fˈɪftiːn mˈʌnθs ɪnðə kˈæsəl ʌv sˌæn flˌæviˈɑːnoʊ, ðˈɛn ɪn ɹˈɑːkə vˈɛnɚ, ænd fˈaɪnəli ɪn ɐkwˈeɪpəndˌɛnt.
He then turned to defend Viterbo from Conrad, whom he captured and who then captured him at Camerino in September and held him prisoner for fifteen months in the castle of San Flaviano, then in Rocca Venere, and finally in Acquapendente.