Children’s choir singing throughout the song, No vocal solos, Preserve the uploaded recording, Preserve the original melody, vocal phrasing, timing, tempo, key, chord progression, arrangement, instrumentation, dynamics, and song structure, Do not change or reinterpret any other part of the song, No embellishment, rearrangement, additional instruments, drums, harmonies, or creative reinterpretation, Maximum fidelity to the uploaded recording is the priority