ɪf pɹəfˈɛsɚɹ ˈoʊvɚnˌɔːks ˌɪzənt ɪnðə stˈoːɹi, hɪz fˈʌŋkʃən wɪl biː pɚfˈɔːɹmd baɪ ɐ dˈuːplᵻkˌeɪt, æz ɪnðə ʃˈɪp ðæt sˈeɪld bˈæk θɹuː tˈaɪm dˈɑːktɚ dˌænɪˈɛl, ɔːɹ ɪnðə dˈɔːn ʌvðə dˈaɪnəsˌɔːɹz pɹəfˈɛsɚ mˈɑːɹɾɪɡni.
If Professor Auvernaux isn't in the story, his function will be performed by a duplicate, as in The Ship That Sailed Back through Time (Doctor Danielle), or in The Dawn of The Dinosaurs (Professor Martigny).