On Firework Explode

Syntaxes	Version
[a] firework explo(d(e|ing)|sion) [colo[u]red %colors%]	2.4

Lorsqu'un feu d'artifice explose.

Exemples:

on firework explode
on firework exploding colored red, light green and black
on firework explosion coloured light green:
    broadcast "A firework colored %colors% was exploded at %location%!"