How to use multiple columns with shape?
The shape option in Graph Builder is very helpful to generate fancy plots with just a few baby-steps:dt = Open("https://en.wikipedia.org/wiki/List_of_countries_by_system_of_government",HTML Table( 6, Column Names( 1 ), Data Starts( 2 ) ));
dt << New Column( "Country",Character,"Nominal",Formula( Word( 1, :Name, "{\!"" ) ));
dt << Graph Builder(
Variables( Color( :Constitutional form ), Shape( :
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