example.query

        query 
        {
            
        RootBindingres0 as var(func: has(process_id)) @cascade {
            uid,
            node_key,
            process_name
            process_id
            
            created_files  {
                uid,
                node_key,
                process_name
                file_path
                
            }
        
        }
    

        var(func: has(file_path)) @cascade {
            uid,
            node_key,
            
            file_path
            
            RootBindingres1 as ~created_files  {
                uid,
                node_key,
                process_name
                process_id
                
            }
        
        }
    
            
        
        resCoalesce as var(func: uid(RootBindingres0, RootBindingres1))
        @filter((
            (has(node_key))
        )AND(
            (eq(process_name, "firefox.exe")) OR
            (eq(process_name, "chrome.exe"))
        ))

        {
            uid,
            process_name,
            node_key,
            process_id,

        created_files @filter(((has(node_key)))AND(
        (NOT alloftext(file_path, "AppData") AND NOT alloftext(file_path, "tmp"))
        )) {
                uid,
                node_key,
                process_name
                file_path

            }

        }

    
        res(func: uid(resCoalesce), first: 1)
        
        @filter((
            (has(node_key))
        )AND(
            (eq(process_name, "firefox.exe")) OR
            (eq(process_name, "chrome.exe"))
        ))

        {
            uid,
            
            process_name,
            node_key,
            process_id,
            
            created_files @filter((
                (has(node_key))
            )AND(
                (NOT alloftext(file_path, "AppData") AND NOT alloftext(file_path, "tmp"))
            )) {
                    uid,
                    node_key,
                    process_name
                    file_path

                }
        
        }
      
    }