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 birds sitting on a large rock next to a river'. Remove all words of length '5' in the given sentence.

A: two sitting on a rock next to a
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Q: Sentence: 'a man holding a skate board between legs'. Remove all words of length '3' in the given sentence.

A: a holding a skate board between legs
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Q: Sentence: 'a toasted sub sandwich is next to a salad'. Remove all words of length '3' in the given sentence.

A:
a toasted sandwich is next to a salad
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