- Alunos = { 
-     111: { 
-         'nome' : 'Joao',   
-         'curso' : 'ADS' 
-     }, 
-   
-     222: {  
-         'nome' : 'Pedro', 
-         'curso' : 'SI' 
-     }, 
-   
-     333: {  
-         'nome' : 'Maria', 
-         'curso' : 'SI' 
-     } 
- } 
-   
- nomes = (aluno['nome'] for aluno in Alunos.values() if aluno['curso'] == 'SI') 
-   
- for nome in nomes: 
-     print(nome) 
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