In this task, you are given a sentence. You must judge whether a single noun or verb has been replaced with another word with the same part of speech. The inversion would result in the sentence sounding unnatural, So unnatural sentences will be considered changed. Label the instances as "Original" or "Changed" based on your judgment.

[EX Q]: Seconds later it exploded , sending out a spray of small metal rods .
[EX A]: Original

[EX Q]: I am not preaching , and Heaven knows I do not pretend to be better than anyone else .
[EX A]: Original

[EX Q]: He approached his admonition that morning with passion unparalleled , diving into his work in order to forget about his problems .
[EX A]:
Changed