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 bear rolling on his back on some logs'. Remove all words of length '2' in the given sentence.

Output: a bear rolling his back some logs


Input: Consider Input: Sentence: 'a girl throwing a frisbee in a school yard'. Remove all words of length '6' in the given sentence.

Output: a girl throwing a frisbee in a yard


Input: Consider Input: Sentence: 'a herd of animals crossing a street with a person walking behind them'. Remove all words of length '6' in the given sentence.


Output: a herd of animals crossing a with a walking them