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.
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Question: Sentence: 'a toasted sub sandwich is next to a salad'. Remove all words of length '3' in the given sentence.

Answer: a toasted sandwich is next to a salad


Question: Sentence: 'tourists sit at a park while watching others in canoes'. Remove all words of length '8' in the given sentence.

Answer: sit at a park while others in canoes


Question: Sentence: 'a number of traffic signs regarding different cities'. Remove all words of length '7' in the given sentence.

Answer:
a number of signs regarding different cities


