Node    Instances
(0, 0)  31
(0, 1)  7
(0, 2)  0
(1, 0)  24
(1, 1)  7
(1, 2)  50
(2, 0)  10
(2, 1)  21
(2, 2)  0

Data instances in cell (0, 1):
[6.9, 3.1, 4.9, 1.5, 'Iris-versicolor']
[6.7, 3.0, 5.0, 1.7, 'Iris-versicolor']
[6.3, 2.9, 5.6, 1.8, 'Iris-virginica']
[6.5, 3.2, 5.1, 2.0, 'Iris-virginica']
[6.4, 2.7, 5.3, 1.9, 'Iris-virginica']
[6.1, 2.6, 5.6, 1.4, 'Iris-virginica']
[6.5, 3.0, 5.2, 2.0, 'Iris-virginica']
