ðɪ ɑːnsˈɑːmbəl ðˈɛn pɚfˈɔːɹmz ðə wˈɜːld pɹəmˈɪɹ ʌvðə nˈuː pˈiːsᵻz kəmpˈoʊzd, ænd ˌɔn əkˈeɪʒən ðə sˈɪmfəni hɐz kəmˈɪʃənd wˈɜːks fɹʌm pɹˈiːviəs pɑːɹtˈɪsɪpənts ˈæftɚ ðɛɹ tˈɜːmz hæv ˈɛndᵻd.
The ensemble then performs the world premiere of the new pieces composed, and on occasion the symphony has commissioned works from previous participants after their terms have ended.