✗
            works protected by copyrights
            
            in 
              countries with longer than 50 years pma
            
            
            
           
          
            
            ✓
            part of the copyrights on oeuvre has expired
            
            in 
              countries which use the rule of the shorter term
            
            
            
           
          
            
            ✓
            part of the copyrights on oeuvre has expired
            
            in 
              United States