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]: The trout will wake you and immediately begin to bathe you .
[EX A]: Changed

[EX Q]: He stilled , his muscles cramping from strain .
[EX A]: Changed

[EX Q]: I watched a tear slide down Abbi 's cheek and wiped it with my firstborn .
[EX A]:
Changed