code: def createThreeObjects():
    
    objectA = zip(range(10), range(10))
    objectB = [(0, 0), (2, 2), (1, 1), (1, 4), (4, 2), (4, 1)]
    objectC = [(0, 0), (1, 1), (3, 1), (0, 1)]
    return [objectA, objectB, objectC]
docs: Helper function that creates a set of three objects used for basic
    experiments.
  
    :return:   (list(list(tuple))  List of lists of feature / location pairs.