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.

She spent most of her days commanding a scout ship on the soles of Collective territory , gathering intelligence .
Changed

Hector helped himself to a cracker with a swirled topping .
Original

Three immense paintings dominated the walls surrounded by smaller ones scattered tastefully to complement the larger .

Original