In this task, you need to remove all words of a given length in the sentence. The number of letters in a word determine its length, for example, the length of the word "apple" is 5.

Q: Sentence: 'a group of police officers working at a wreckage scene'. Remove all words of length '1' in the given sentence.

A: group of police officers working at wreckage scene
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Q: Sentence: 'two lawn chairs on a beach under an open umbrella'. Remove all words of length '5' in the given sentence.

A: two lawn chairs on a an open umbrella
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Q: Sentence: 'a passenger train is approaching a train depot'. Remove all words of length '1' in the given sentence.

A:
passenger train is approaching train depot
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