def check_object(this_object, other.objects):
    returns: True if 'this_object' is positive according to the  $\nLeftrightarrow$  following rule:
        Something is positive if it is not a small object, and not  $\nLeftrightarrow$  a green object.
    # shape: a string, either "circle", "rectangle", or "triangle"
    # color: a string, either "yellow", "green", or "blue"
    # size: an int, either 1 (small), 2 (medium), or 3 (large)
    this_shape, this_color, this_size = this_object
    # 'this_object' is not a part of 'other.objects'
    # to get all of the examples, you can use  $\nLeftrightarrow$  'all_exampleobjects', defined as 'other.objects +  $\nLeftrightarrow$  [this_object}'
    # be careful as to whether you should be using  $\nLeftrightarrow$  'all_exampleobjects' or 'other.objects' in your code
    all_example.objects = other.objects + [this_object]
    # Something is positive if it is not a small object, and not a  $\nLeftrightarrow$  green object.
    return (not this_size == 1) and (not this_color == "green")
#DONE
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