TASK DEFINITION: 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.
PROBLEM: " He gave me an obituary .

SOLUTION: Changed

PROBLEM: She wasn 't blowing her assigned task on a technicality .

SOLUTION: Original

PROBLEM: Reaching the reception vestibule , Henry handed his parking medallion to the pentagram .

SOLUTION:
Changed