Whenevera riot is committed for the benefit or on behalf of any person who is the owneror occupier of any land respecting which such riot takes place, or who claimsany interest in such land, or in the subject of any dispute which gave rise tothe riot, or who has accepted or derived any benefit therefrom,

the agent or manager of suchperson shall be punishable with fine, if such agent or manager, having reasonto believe that such riot was likely to be committed, or that the unlawfulassembly by which such riot was committed was likely to be held, shall not useall lawful means in his power to prevent such riot or assembly from takingplace and for suppressing and dispersing the same.