          %%{init: {"flowchart": {"htmlLabels": true}} }%%
          flowchart LR
          b("`The dog in **the** hog.(1).. a a a a *very long text* about it
          Word!

          Another line with many, many words. Another line with many, many words. Another line with many, many words. Another line with many, many words. Another line with many, many words. Another line with many, many words. Another line with many, many words. Another line with many, many words.`") --apa--> c

          classDiagram-v2

          classA -- classB : Inheritance
          classA -- classC : link
          classC -- classD : link
          classB -- classD

          sequenceDiagram
          Alice->>Bob: Extremely utterly long line of longness which had previously overflown the actor box as it is much longer than what it should be
          loop Loopy
              Bob->>Alice: Pasten
          end

          %%{init: {"flowchart": {"htmlLabels": false}} }%%
          flowchart LR
          b("`The dog in **the** hog.(1)
          NL`") --"`1o **bold**`"--> c[new strings svg labels]

          %%{init: {"flowchart": {"htmlLabels": true}} }%%
          flowchart LR
          b("`The dog in **the** hog.(1)
          NL`") --"`1o **bold**`"--> c[new strings html labels]

          %%{init: {"flowchart": {"htmlLabels": true}} }%%
          flowchart LR
          b("The dog in the hog.(1)\nNL") --"1o bold"--> c[old strings svg labels]