The first one being about boxplots.
If you’re interested in writing your own, here are the rules I didn’t follow.
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Ode to a Pie Chart
Oh pie chart
So round, and tilty, and florescent
It’s hard to read you
But delightful to behold you
Spin for me
Be misread by he
Be misinterpreted by she
Oh pie chart, you make us whole
Lovely!
Please, make next one a haiku!