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 lamp is next to a white table with pretty flowers on it'. Remove all words of length '7' in the given sentence.

Answer: a lamp is next to a white table with pretty on it


Question: Sentence: 'a laptop computer is sitting on top of a desk'. Remove all words of length '2' in the given sentence.

Answer: a laptop computer sitting top a desk


Question: Sentence: 'a bird perched on a wood rail by itself'. Remove all words of length '7' in the given sentence.

Answer:
a bird on a wood rail by itself