What kind of structure is shown in this image? 
Definitions:
Living Will
A living will is a legal document expressing a person's wishes regarding medical treatment in situations where they are unable to communicate their decisions, especially concerning end-of-life care.
Right to Die
The belief or doctrine that a person should be allowed to die by refusing medical treatment or by euthanasia if suffering from a terminal illness or severe pain.
Terry Schiavo
A Florida woman at the center of a controversial right-to-die case, leading to national debate over life support and guardianship issues in the early 2000s.
Right to Privacy
A legal principle that protects individuals against intrusion into their personal and private affairs by the government, organizations, or other people.
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