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.
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Question: Sentence: 'a sail boat riding through the water while an airplane takes off in the background'. Remove all words of length '2' in the given sentence.

Answer: a sail boat riding through the water while airplane takes off the background


Question: Sentence: 'a heard of black cows standing and looking at the camera'. Remove all words of length '2' in the given sentence.

Answer: a heard black cows standing and looking the camera


Question: Sentence: 'a dog riding on top of a surfboard'. Remove all words of length '3' in the given sentence.

Answer:
a riding on of a surfboard