[ Tree (Cell 1:1 3:12 (NodeHeader (HeaderColon "colon1" ""))) 
    [ Tree (Cell 1:9 1:14 NodePara) 
        [ Tree (Cell 1:9 1:14 (NodeToken (TokenText "text0"))) []
        ] 
    , Tree (Cell 3:7 3:12 NodePara) 
        [ Tree (Cell 3:7 3:12 (NodeToken (TokenText "text1"))) []
        ] 
    ] 
]