code: private static String toReadableString(Collection<TypedDependency> dependencies) {
      StringBuilder buf = new StringBuilder();
      buf.append(String.format("%-20s%-20s%-20s%n", "dep", "reln", "gov"));
      buf.append(String.format("%-20s%-20s%-20s%n", "---", "----", "---"));
      for (TypedDependency td : dependencies) {
        buf.append(String.format("%-20s%-20s%-20s%n", td.dep(), td.reln(), td.gov()));
      }
      return buf.toString();
    }
docs: NO OUTSIDE USE