The following example creates a new column called Floss Delimited 2, and adds a supercategory called Sleep Related, which contains two values: Before Sleep and Wake.
In the data table, under the Columns panel at left, scroll down to the new Floss Delimited 2 column. Click the column property indicator
and select Supercategories. You can see the new Sleep Related supercategory with its two values.
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