tests/fixtures/multiclass_classification.csv

length,width,color,species
5.1,3.5,red,setosa
4.9,3.0,red,setosa
5.0,3.4,red,setosa
5.9,3.0,blue,versicolor
6.0,2.9,blue,versicolor
6.2,2.8,blue,versicolor
6.5,3.0,purple,virginica
6.7,3.1,purple,virginica
6.9,3.2,purple,virginica