Converting XML file to another XML file using XSLT

Question

XML file 1:

    
        House 
        

        

Answer 1

This transformation:

when applied on the provided XML document:

    
        House 
        420
        

            1
            Wavell Street
            Box Hill
            VIC
            3128
        
        3
        1
        1
    

produces the wanted, correct result:

   
      House 
      420
      
1 Wavell Street,Box Hill,VIC, Australia
      3
      1
      1
   

Explanation: Using and overriding the identity rule.