blockdiag {
orientation = portrait
// set default shape
  default_shape = roundedbox;  // default value is 'box'

  // set default colors
  default_node_color = lightblue;
  default_group_color = "#7777FF";
  default_linecolor = blue;
  default_textcolor = black;
  
  "TSYS Group"
  "TSYS Group" -> "Turn Net Systems LLC" 
  "TSYS Group" -> "Rackrental.net Operating Company LLC"
  "TSYS Group" -> "Suborbital Systems Development Company LLC"
}
