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: 'a couple of airplanes sitting outside of a building'. Remove all words of length '1' in the given sentence.
[A]: couple of airplanes sitting outside of building


[Q]: Sentence: 'a man sits in a living room and watches television'. Remove all words of length '10' in the given sentence.
[A]: a man sits in a living room and watches


[Q]: Sentence: 'a girl holds her racket up while playing tennis'. Remove all words of length '4' in the given sentence.
[A]:
a holds her racket up while playing tennis