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.

[Q]: Sentence: 'a niche has a bed in it near a chair'. Remove all words of length '1' in the given sentence.
[A]: niche has bed in it near chair


[Q]: Sentence: 'a small boy sitting on the grass with a suitcase'. Remove all words of length '4' in the given sentence.
[A]: a small boy sitting on the grass a suitcase


[Q]: Sentence: 'reflections on a train of people standing at the train station'. Remove all words of length '2' in the given sentence.
[A]:
reflections a train people standing the train station


