wˌɛn ˈɜːwɪn tˈʊk tʃˈɑːɹdʒ ʌvðə kənstɹˈʌkʃən, ðə kɐθˈiːdɹəl wʌz kəmplˈiːɾᵻd ɛksˈɛpt ðə pˈɔːɹtʃ ʌvðə tˈaʊɚ, ænd ɹᵻflˈɛktᵻd ɪn ɪts pˈɑːɹts ðə dɪvˈɛləpmənt ʌv ˌɑːɹkɪtˈɛktʃɚɹəl stˈaɪlz fɹʌmðə fˈɜːst kwˈɔːɹɾɚɹ ʌvðɪ ᵻlˈɛvənθ sˈɛntʃɚɹi.
When Erwin took charge of the construction, the cathedral was completed except the porch of the tower, and reflected in its parts the development of architectural styles from the first quarter of the eleventh century.