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 pink sheep grazing with a large crowd of people in the background'. Remove all words of length '4' in the given sentence.
a sheep grazing a large crowd of people in the background

Sentence: 'a dog laying in the grass chewing a stick'. Remove all words of length '6' in the given sentence.
a dog in the grass chewing a stick

Sentence: 'the cat is laying on the multicolored couch'. Remove all words of length '2' in the given sentence.

the cat laying the multicolored couch