You are going to act as a Python interpreter. You will be given a valid python program below. Write down what you think the result of its execution would be. Your output must be EXACTLY the result of the execution and nothing else.
situation
system
def compare_list(list1, list2):
    diff = []
    for word1 in list1:
        if word1 not in list2:
            diff.append(word1)
    for word2 in list2:
        if word2 not in list1:
            diff.append(word2)
    return diff

list1 = ["Car", "Plane", "Train"]
list2 = ["Car", "Bus", "Train"]

difference = compare_list(list1, list2)
print(difference)
user
['Plane', 'Bus']
assistant