TASK DEFINITION: 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.
PROBLEM: Sentence: 'cat catty sitting on a suitcase with a closed kennel against the wall'. Remove all words of length '4' in the given sentence.

SOLUTION: cat catty sitting on a suitcase a closed kennel against the

PROBLEM: Sentence: 'a very nice looking train in the dark'. Remove all words of length '7' in the given sentence.

SOLUTION: a very nice train in the dark

PROBLEM: Sentence: 'a boy and girl sitting on top of a skateboard'. Remove all words of length '2' in the given sentence.

SOLUTION:
a boy and girl sitting top a skateboard