(B) It is unlawful for a person intentionally to detonate an explosive or destructive device or ignite any incendiary device upon the capitol grounds or within the capitol building. A person who violates this subsection is guilty of a felony and, upon conviction:

1. (1) in cases resulting in the death of another person where there was malice aforethought, must be punished by death, by imprisonment for life, or by a mandatory minimum term of imprisonment for thirty years;
2. (2) in cases resulting in the death of another person where there was not malice aforethought, must be imprisoned not less than two years nor more than thirty years;
3. (3) in cases resulting in injury to a person, must be imprisoned for not less than ten years nor more than twenty-five years;
4. (4) in cases resulting in damage to a building or other real or personal property, must be imprisoned for not less than two years nor more than twenty-five years.