instruction:
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.
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


question:
Sentence: 'a man with a camera on a boat'. Remove all words of length '1' in the given sentence.
answer:
man with camera on boat


question:
Sentence: 'a white toilet sitting next to a white bath tub'. Remove all words of length '5' in the given sentence.
answer:

a toilet sitting next to a bath tub