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 big elephant that is drinking some water'. Remove all words of length '5' in the given sentence.

A: a big elephant that is drinking some
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Q: Sentence: 'boats sailing along a river next to a cliff with buildings on it'. Remove all words of length '4' in the given sentence.

A: boats sailing along a river to a cliff buildings on it
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Q: Sentence: 'a chocolate cake sitting on a plate with ice cream'. Remove all words of length '4' in the given sentence.

A:
a chocolate sitting on a plate ice cream
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