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 white bus passing by a stone building'. Remove all words of length '3' in the given sentence.
a white passing by a stone building

Sentence: 'many people at a long table with drinks and food'. Remove all words of length '1' in the given sentence.
many people at long table with drinks and food

Sentence: 'boats on the river thames in london with a view of big ben'. Remove all words of length '4' in the given sentence.
boats on the river thames in london a of big ben