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 dog that is laying down on a blanket'. Remove all words of length '4' in the given sentence.

A: a dog is laying on a blanket
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Q: Sentence: 'a man holding his hand up to his face in a bathroom'. Remove all words of length '7' in the given sentence.

A: a man his hand up to his face in a bathroom
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Q: Sentence: 'an old plane in front of a house by some train tracks'. Remove all words of length '2' in the given sentence.

A:
old plane front a house some train tracks
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