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: 'two small children ski down a snowy tree lined slope'. Remove all words of length '4' in the given sentence.

A: two small children ski a snowy lined slope
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Q: Sentence: 'a london bed and furniture store called happy nightmares'. Remove all words of length '3' in the given sentence.

A: a london furniture store called happy nightmares
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Q: Sentence: 'a old looking ship sailing in water by a modern city'. Remove all words of length '7' in the given sentence.

A:
a old ship in water by a modern city
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