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 group of people watching kites in the sky'. Remove all words of length '3' in the given sentence.

SOLUTION: a group of people watching kites in

PROBLEM: Sentence: 'a woman showing off a groupflier frisbee'. Remove all words of length '7' in the given sentence.

SOLUTION: a woman off a groupflier

PROBLEM: Sentence: 'a cow that is standing by a tree and has yellow tags in its ear'. Remove all words of length '4' in the given sentence.

SOLUTION:
a cow is standing by a and has yellow in its ear