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: 'a guy looks at his computer while sitting at his desk'. Remove all words of length '3' in the given sentence.
answer:
a looks at computer while sitting at desk


question:
Sentence: 'a woman standing at a counter in an empty restaurant'. Remove all words of length '7' in the given sentence.
answer:
a woman standing at a in an empty restaurant


question:
Sentence: 'foreign signs and four and marking on city during the night'. Remove all words of length '3' in the given sentence.
answer:

foreign signs four marking on city during night