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: 'a group of people who are hiking up a snowy mountain'. Remove all words of length '5' in the given sentence.
answer:
a of people who are hiking up a mountain


question:
Sentence: 'a man with a bandanna almost covering his face rides his motorcycle with other motorcyclists'. Remove all words of length '1' in the given sentence.
answer:
man with bandanna almost covering his face rides his motorcycle with other motorcyclists


question:
Sentence: 'a skier in green pants heading down the slope'. Remove all words of length '4' in the given sentence.
answer:

a skier in green pants heading the slope