Give an example of a graph that has all of the following properties. (Note that you need to give a single graph as the answer.)
(i) It is connected
(ii) It has one articulation point.
(iii) The graph needs at least 4 colors for a valid vertex coloring
(iv) The graph does not have a 4-clique (that is, a clique of 4 vertices) as a subgraph.