[ Tree (Cell 1:1 3:6 NodePara) 
    [ Tree (Cell 1:1 1:6 (NodeToken (TokenText "text1"))) []
    , Tree (Cell 2:1 2:8 (NodeHeader (HeaderGreat "" ""))) 
        [ Tree (Cell 2:3 2:8 NodePara) 
            [ Tree (Cell 2:3 2:8 (NodeToken (TokenText "text2"))) []
            ] 
        ] 
    , Tree (Cell 3:1 3:6 (NodeToken (TokenText "text3"))) []
    ] 
]