Questione giuridica chiave
Whether the complainant had standing to challenge the cantonal decision in a criminal complaint before the Federal Supreme Court.
Decisione estratta
The complainant lacked standing because he was neither a private prosecutor nor a victim nor an accuser within the meaning of Art. 81 BGG, and otherwise had no legally protected interest.
Motivazione estratta
The court held that mere status as an injured party in fact is insufficient without a legally protected interest.