instruction:
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.
question:
Sentence: 'this is a black and white photo of a girl under a pedestrian traffic signal'. Remove all words of length '4' in the given sentence.
answer:
is a black and white photo of a under a pedestrian traffic signal


question:
Sentence: 'a group of people on horses in a field'. Remove all words of length '2' in the given sentence.
answer:
a group people horses a field


question:
Sentence: 'a couple of zebras are standing by a tree'. Remove all words of length '8' in the given sentence.
answer:

a couple of zebras are by a tree