Questão jurídica principal
Whether the federal appeal was admissible despite the appellant's failure to sufficiently challenge the cantonal reasoning.
Decisão extraída
The appeal did not meet the federal pleading requirements and was therefore inadmissible.
Fundamentação extraída
The appellant did not address the decisive cantonal considerations on revocation and balancing of interests in a case of sham marriage, nor did he properly substantiate any factual error or constitutional complaint.