instruction:
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.
question:
Sentence: 'business signs hanging over sidewalk in city area'. Remove all words of length '4' in the given sentence.
answer:
business signs hanging sidewalk in


question:
Sentence: 'a person throwing a frisbee in a field of grass and straw'. Remove all words of length '6' in the given sentence.
answer:
a throwing a frisbee in a field of grass and straw


question:
Sentence: 'a couple of people stand next to some parked motorcycles'. Remove all words of length '4' in the given sentence.
answer:

a couple of people stand to parked motorcycles