Questione giuridica chiave
Whether the complainants had standing to appeal to the Federal Tribunal for a formal denial of justice.
Decisione estratta
Yes. A party alleging violation of formal procedural rights entirely separate from the merits may appeal against the cantonal refusal to enter into the matter.
Motivazione estratta
The complaint targeted a refusal to decide the appeal, which is a formal denial of justice and a right separate from the substantive merits.