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.

[Q]: He lets his right hoof hit the bag .
[A]: Changed


[Q]: My sorcery was weak here . "
[A]: Original


[Q]: Julio became aware that his heart was racing fast , thudding so hard that it deafened his ears .
[A]:
Original