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 child points to ball waiting on the tee ball stand'. Remove all words of length '5' in the given sentence.

SOLUTION: a points to ball waiting on the tee ball

PROBLEM: Sentence: 'a london bed and furniture store called happy nightmares'. Remove all words of length '3' in the given sentence.

SOLUTION: a london furniture store called happy nightmares

PROBLEM: Sentence: 'a group of four military airplanes in a flight formation'. Remove all words of length '5' in the given sentence.

SOLUTION:
a of four military airplanes in a flight formation