private static boolean equalsDefaultPolicy(@NotNull List<? extends Line> lines1,
                                             @NotNull List<? extends Line> lines2,
                                             @NotNull List<? extends Line> lines3,
                                             int index1, int index2, int index3) {
    CharSequence content1 = lines1.get(index1).getContent();
    CharSequence content2 = lines2.get(index2).getContent();
    CharSequence content3 = lines3.get(index3).getContent();
    return ComparisonUtil.isEquals(content2, content1, DEFAULT) &&
           ComparisonUtil.isEquals(content2, content3, DEFAULT);
  }
private static boolean equalsDefaultPolicy(@NotNull List<? extends Line> lines1,
                                             @NotNull List<? extends Line> lines2,
                                             @NotNull List<? extends Line> lines3,
                                             int index1, int index2, int index3)