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 black cat curled up to a shoe on a rug'. Remove all words of length '2' in the given sentence.

SOLUTION: a black cat curled a shoe a rug

PROBLEM: Sentence: 'there is a sandwich with french fries on the plate'. Remove all words of length '2' in the given sentence.

SOLUTION: there a sandwich with french fries the plate

PROBLEM: Sentence: 'in this picture all you can see is a persons elbow'. Remove all words of length '3' in the given sentence.

SOLUTION:
in this picture is a persons elbow