
Orange.feature.Discrete 'a' retained as is
Orange.feature.Discrete 'b' reduced, new values are <0, 2>
Orange.feature.Discrete 'c' removed
Orange.feature.Discrete 'd' retained as is
Orange.feature.Discrete 'y' retained as is

Original example table
['0', '0', '?', '0', '0']
['1', '2', '?', '0', '0']
['0', '0', '?', '0', '1']

Reduced example table
['0', '0', '0', '0']
['1', '2', '0', '0']
['0', '0', '0', '1']

Removal with 'removedOneValued=true'

Orange.feature.Discrete 'a' retained as is
Orange.feature.Discrete 'b' reduced, new values are <0, 2>
Orange.feature.Discrete 'c' removed
Orange.feature.Discrete 'd' removed
Orange.feature.Discrete 'y' retained as is
