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Select the vertex and associated edge. Make sure to select Split edge. At the end of this, you should have 4 new vertices.
(Animated steps)
Connect all Vertices
Finally, connect all the remaining vertices KL, LM, NO, OP, FI and GJ.
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Select the vertex and associated edge. Make sure to select Split edge. At the end of this, you should have 4 new vertices.
(Animated steps)
Finally, connect all the remaining vertices KL, LM, NO, OP, FI and GJ.
...