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 man holding his hand up to his face in a bathroom'. Remove all words of length '7' in the given sentence.

SOLUTION: a man his hand up to his face in a bathroom

PROBLEM: Sentence: 'a gray teddy bear sitting behind an alarm clock'. Remove all words of length '6' in the given sentence.

SOLUTION: a gray teddy bear sitting an alarm clock

PROBLEM: Sentence: 'a very large building with a big stop light beside it'. Remove all words of length '4' in the given sentence.

SOLUTION:
a large building a big light beside it