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 person throwing a frisbee in a field of grass and straw'. Remove all words of length '6' in the given sentence.
a throwing a frisbee in a field of grass and straw

Sentence: 'two giraffes in a rock enclosure at a zoo'. Remove all words of length '8' in the given sentence.
two in a rock enclosure at a zoo

Sentence: 'a woman in yellow serves while playing tennis'. Remove all words of length '1' in the given sentence.

woman in yellow serves while playing tennis