@Override
  public @NotNull Self equalTo(final @NotNull T o) {
    return with(new PatternCondition<T>("equalTo") {
      @Override
      public boolean accepts(final @NotNull T t, final ProcessingContext context) {
        return t.getManager().areElementsEquivalent(t, o);
      }

    });
  }
@Override
  public @NotNull Self equalTo(final @NotNull T o)