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.

Input: Consider Input: Sentence: 'a colorful stuffed bear sits on a purple outdoor bench'. Remove all words of length '4' in the given sentence.

Output: a colorful stuffed on a purple outdoor bench


Input: Consider Input: Sentence: 'vases with flowers are setup against a pink backdrop'. Remove all words of length '5' in the given sentence.

Output: with flowers are against a pink backdrop


Input: Consider Input: Sentence: 'a group of people walking down a street'. Remove all words of length '1' in the given sentence.


Output: group of people walking down street