can be independent.
                This is like the behavior in current systems were a proposal is made without any relationship to
                another proposal.

                <p>
                    Examples: <i>We should build a new playground.</i> Or: <i>We should improve our local
                    parks.</i>
                </p>
            </dd>

            <dt>2. A proposal with exactly one parent (Fork)</dt>
            <dd>
                This represents a proposed change to an existing