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.

Sentence: 'a wood bench is sitting near a pole'. Remove all words of length '7' in the given sentence.
a wood bench is near a pole

Sentence: 'some tables with people and some are looking at laptops'. Remove all words of length '4' in the given sentence.
tables people and are looking at laptops

Sentence: 'a bird perched on a branch eating an apple'. Remove all words of length '6' in the given sentence.

a bird perched on a an apple