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 person on a surfboard in the water'. Remove all words of length '6' in the given sentence.
answer:
a on a surfboard in the water


question:
Sentence: 'a close up of a pizza on a pan on a table'. Remove all words of length '2' in the given sentence.
answer:
a close a pizza a pan a table


question:
Sentence: 'people riding down the street on their bikes'. Remove all words of length '2' in the given sentence.
answer:

people riding down the street their bikes