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: 'plates with donuts on top of them next to boxes of cake'. Remove all words of length '5' in the given sentence.
plates with donuts on top of them next to of cake

Sentence: 'a little girl with a baseball glove next to an older woman'. Remove all words of length '4' in the given sentence.
a little a baseball glove to an older woman

Sentence: 'a commuter train passing over a river in winter'. Remove all words of length '6' in the given sentence.

a commuter train passing over a river in