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.

[EX Q]: Sentence: 'a toasted sub sandwich is next to a salad'. Remove all words of length '3' in the given sentence.
[EX A]: a toasted sandwich is next to a salad

[EX Q]: Sentence: 'a niche has a bed in it near a chair'. Remove all words of length '1' in the given sentence.
[EX A]: niche has bed in it near chair

[EX Q]: Sentence: 'a street sign sits next to a road'. Remove all words of length '1' in the given sentence.
[EX A]:
street sign sits next to road