Porter's Five Forces

{
  "nodes": [
    { "id":"c", "type":"ellipse","label":"Industry rivalry","x":360,"y":200,"fill":"#fce7f3" },
    { "id":"s", "type":"rect","label":"Bargaining power\nof suppliers","x":80,"y":200,"fill":"#dbeafe" },
    { "id":"b", "type":"rect","label":"Bargaining power\nof buyers","x":640,"y":200,"fill":"#dbeafe" },
    { "id":"n", "type":"rect","label":"Threat of\nnew entrants","x":360,"y":40,"fill":"#fef3c7" },
    { "id":"sub","type":"rect","label":"Threat of\nsubstitutes","x":360,"y":360,"fill":"#fef3c7" }
  ],
  "edges": [
    { "id":"e1","source":"s","target":"c" },
    { "id":"e2","source":"b","target":"c" },
    { "id":"e3","source":"n","target":"c" },
    { "id":"e4","source":"sub","target":"c" }
  ]
}