The main question is which political party ordered the attack: Vlaams Belang, as this party is convinced that the concerts are held to influence the outcome of the municipal elections; or the other parties, as the outcome indeed may be influenced if Vlaams Belang will be found guilty.
The central question revolves around determining which political party orchestrated the attack: Vlaams Belang, who believes the concerts are intended to influence the election results; or other parties, whose actions might impact the outcome if Vlaams Belang is found guilty.