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xkcd #3114: Building a Fire
(imgs.xkcd.com)
Title text:
That was quicker than usual! The cabin's sprinkler system often makes it really hard to keep anything lit.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3114/
It’s a typical instruction delivery speech structure:
Hence the text in panel 4 completes the pattern.