flowchart BT
    subgraph canonical chain
        CanonState:::state
        block0canon:::canon -->block1canon:::canon -->block2canon:::canon -->block3canon:::canon -->
        block4canon:::canon --> block5canon:::canon
    end
        block5canon --> block6pending1:::pending
        block5canon --> block6pending2:::pending
    subgraph sidechain2
        S2State:::state
        block3canon --> block4s2:::sidechain --> block5s2:::sidechain
    end
    subgraph sidechain1
        S1State:::state
        block2canon --> block3s1:::sidechain --> block4s1:::sidechain --> block5s1:::sidechain -->
        block6s1:::sidechain
    end
    classDef state fill:#1882C4
    classDef canon fill:#8AC926
    classDef pending fill:#FFCA3A
    classDef sidechain fill:#FF595E