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 bed with a  white shirt on top of it and pillows'. Remove all words of length '5' in the given sentence.

SOLUTION: a bed with a on top of it and pillows

PROBLEM: Sentence: 'a set of of stairs leading into an airplane'. Remove all words of length '8' in the given sentence.

SOLUTION: a set of of stairs leading into an

PROBLEM: Sentence: 'people standing on a sandy beach flying a kite'. Remove all words of length '6' in the given sentence.

SOLUTION:
standing on a sandy beach a kite