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 toasted sub sandwich is next to a salad'. Remove all words of length '3' in the given sentence.

SOLUTION: a toasted sandwich is next to a salad

PROBLEM: Sentence: 'a woman is holding a surfboard at the beach'. Remove all words of length '2' in the given sentence.

SOLUTION: a woman holding a surfboard the beach

PROBLEM: Sentence: 'a man is surfing through the waves near huge rocks'. Remove all words of length '7' in the given sentence.

SOLUTION:
a man is the waves near huge rocks