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 large brick building with a tree in front'. Remove all words of length '4' in the given sentence.

Output: a large brick building a in front


Input: Consider Input: Sentence: 'two cross country skiers dressed in snowsuits with the number nineteen'. Remove all words of length '5' in the given sentence.

Output: two country skiers dressed in snowsuits with the number nineteen


Input: Consider Input: Sentence: 'a close up of an apple next to a knife'. Remove all words of length '4' in the given sentence.


Output: a close up of an apple to a knife