0 8 #comment 0 1  Having an external DTD makes undeclared entities a warning. 
0 10 doc 0 0
0 1 doc 0 0
1 14 #text 0 1 
    
1 1 elem 1 0
1 14 #text 0 1 
    
1 1 elem 0 0
2 5 undeclared 0 0
1 15 elem 0 0
1 14 #text 0 1 

0 15 doc 0 0