In the second stage of the competition, 20 entries submitted additional information on their designs.
ɪnðə sˈɛkənd stˈeɪdʒ ʌvðə kˌɑːmpətˈɪʃən, twˈɛnti ˈɛntɹiz səbmˈɪɾᵻd ɐdˈɪʃənəl ˌɪnfɚmˈeɪʃən ˌɔn ðɛɹ dɪzˈaɪnz.