Query: What type of annual competition takes place during Kanavel?
Context: Beautiful costumes, floats, Rara parades, masks, foods, and popular rasin music (like Boukman Eksperyans, Foula Vodoule, Tokay, Boukan Ginen, Eritaj, etc.) and kompa bands (such as T-Vice, Djakout No. 1, Sweet Micky, Kreyòl La, D.P. Express, Mizik Mizik, Ram, T-Micky, Carimi, Djakout Mizik, and Scorpio Fever) play for dancers in the streets of the plaza of Champ-de-Mars. An annual song competition takes place.