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 heard of black cows standing and looking at the camera'. Remove all words of length '2' in the given sentence.
[A]: a heard black cows standing and looking the camera


[Q]: Sentence: 'a mountain towers over a train going down the tracks'. Remove all words of length '4' in the given sentence.
[A]: a mountain towers a train going the tracks


[Q]: Sentence: 'a cat that is half in a toilet'. Remove all words of length '3' in the given sentence.
[A]:
a that is half in a toilet