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 zebra standing on top of a lush green field'. Remove all words of length '3' in the given sentence.

SOLUTION: a group of zebra standing on of a lush green field

PROBLEM: Sentence: 'a small bird is on top of a branch'. Remove all words of length '6' in the given sentence.

SOLUTION: a small bird is on top of a

PROBLEM: Sentence: 'a lady in a long pink dress with a matching umbrella'. Remove all words of length '1' in the given sentence.

SOLUTION:
lady in long pink dress with matching umbrella