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 group of zebra standing on top of a lush green field'. Remove all words of length '3' in the given sentence.

Output: a group of zebra standing on of a lush green field


Input: Consider Input: Sentence: 'there is a red heart kite being flown in the sky'. Remove all words of length '5' in the given sentence.

Output: is a red kite in the sky


Input: Consider Input: Sentence: 'a bird perched in the top of a leafless tree'. Remove all words of length '7' in the given sentence.


Output: a bird in the top of a leafless tree