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: 'a black suitcase with a cat peeking outside of it'. Remove all words of length '4' in the given sentence.

SOLUTION: a black suitcase a cat peeking outside of it

PROBLEM: Sentence: 'a dog that is laying down on a blanket'. Remove all words of length '4' in the given sentence.

SOLUTION: a dog is laying on a blanket

PROBLEM: Sentence: 'a female tennis player wearing white on a grassy field'. Remove all words of length '6' in the given sentence.

SOLUTION:
a wearing white on a field