graph TB
            subgraph LevelAB1s
                subgraph LevelAB1C1
                    d1-->d2
                end
                subgraph X
                    x["nX"]-- "link" -->x2["nX2 您好"]
                end
            end
    
    graph TB
        c1-->a2
        subgraph one
        a1-->a2
        end
        subgraph two
        b1-->b2
        end
        subgraph three
        c1-->c2
        end
    
        graph TB
        subgraph A
            subgraph AA
                aa1 --> aa2
                aa1 --> aa3
                subgraph New top
                    nt1 --> nt2
                    nt1 --> nt3
                end
            end
            subgraph AB
                ab1 --> ab2
                ab1 --> ab3
            end
        end
    
    
        sequenceDiagram
            A->> B: Query
            B->> C: Forward query
            Note right of C: Thinking...
            C->> B: Response
            B->> A: Forward response
    
    
        graph TB
            ab1 -- tjojho --> ab3
    
        
gantt
    dateFormat yyyy-mm-dd
    title Adding gantt diagram functionality to mermaid
    section Design
        Design jison grammar            :des1, 2014-01-01, 2014-01-04
        Create example text             :des2, 2014-01-01, 3d
        Bounce gantt example with users :des3, after des2, 5d
    section Implementation
        update build script             :2014-01-02,1h
        Implement parser and jison      :after des1, 2d
        Create tests for parser         :3d
        Create renderer                 :5d
        Create tests for renderer       :2d
        Add to mermaid core             :1d
    section Documentation
        Describe gantt syntax               :a1, 2014-01-01, 3d
        Add gantt diagram to demo page      :after a1  , 2h
        Add gantt to diagram to demo page   :after a1  , 2h