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

SOLUTION: a of people who are hiking up a mountain

PROBLEM: Sentence: 'a woman is trying to show another woman how to work a wii'. Remove all words of length '7' in the given sentence.

SOLUTION: a woman is trying to show woman how to work a wii

PROBLEM: Sentence: 'street signs point in many directions in a city'. Remove all words of length '2' in the given sentence.

SOLUTION:
street signs point many directions a city