def cubical_graph(create_using=None):
 description = ['adjacencylist', 'Platonic Cubical Graph', 8, [[2, 4, 5], [1, 3, 8], [2, 4, 7], [1, 3, 6], [1, 6, 8], [4, 5, 7], [3, 6, 8], [2, 5, 7]]]
 G = make_small_undirected_graph(description, create_using)
 return G

def cubical_graph ( create_using = None ) : description = [ 'adjacencylist' , 'Platonic Cubical Graph' , 8 , [ [ 2 , 4 , 5 ] , [ 1 , 3 , 8 ] , [ 2 , 4 , 7 ] , [ 1 , 3 , 6 ] , [ 1 , 6 , 8 ] , [ 4 , 5 , 7 ] , [ 3 , 6 , 8 ] , [ 2 , 5 , 7 ] ] ] G = make_small_undirected_graph ( description , create_using ) return G
return the 3-regular platonic cubical graph .