12. Federal law and/or state law may prohibit you from possessing or purchasing ammunition or a firearm (including a rifle, pistol, or revolver) if you are convicted of a misdemeanor crime of violence and you are a current or former spouse, parent, or guardian of the victim; you share a child in common with the victim; you are or were cohabitating with the victim as a spouse, parent, or guardian; or you are or were involved with the victim in another, similar relationship.