graph start
{
    labelloc="t";
    label="Initial Graph";

    0 [label="0, VOP = 7"]
    1 [label="1, VOP = 19"]
    2 [label="2, VOP = 1"]
    3 [label="3, VOP = 7"]
    4 [label="4, VOP = 3"]

    0 -- 1 -- 2 -- 3 -- 4 -- 1
    2 -- 4
}