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: 'boats sailing along a river next to a cliff with buildings on it'. Remove all words of length '4' in the given sentence.
answer:
boats sailing along a river to a cliff buildings on it


question:
Sentence: 'two birthday cakes one decorated with race cars the other decorated with soccer balls'. Remove all words of length '8' in the given sentence.
answer:
two cakes one decorated with race cars the other decorated with soccer balls


question:
Sentence: 'a line of boats are docked some water a hill and buildings'. Remove all words of length '3' in the given sentence.
answer:

a line of boats docked some water a hill buildings