construct/nppc clique

construct/nppc clique: a task in MathConstructOptimize-Envs-harbor (Harbor dataset). Undirected graph with 14 vertices labelled 0..13 and 47 edges: 0, 3 , 0, 5 , 0, 9 , 1, 2 , 1, 6 , 1, 10 , 1, 11 , 1, 13 , 2, 3 , 2, 6 , 2, 7 , 2, 8 , 2, 9 , 2, 10 , 2, 11 , 2, 12 , 2, 13 , 3, 8 , 3, 9 , 3, 12 , 3…