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: 'group of people gathering to ski and snowboard on side of mountain'. Remove all words of length '2' in the given sentence.

SOLUTION: group people gathering ski and snowboard side mountain

PROBLEM: Sentence: 'a pitcher releases the ball on the mound'. Remove all words of length '7' in the given sentence.

SOLUTION: a releases the ball on the mound

PROBLEM: Sentence: 'an adult on skis is standing near a group of children with skis on'. Remove all words of length '2' in the given sentence.

SOLUTION:
adult skis standing near a group children with skis

