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 young lady is holding on to a street sign and smiling'. Remove all words of length '3' in the given sentence.
answer:
a young lady is holding on to a street sign smiling


question:
Sentence: 'a girl throwing a frisbee in a school yard'. Remove all words of length '6' in the given sentence.
answer:
a girl throwing a frisbee in a yard


question:
Sentence: 'a train station focused on the clock above the ticket office'. Remove all words of length '7' in the given sentence.
answer:

a train on the clock above the ticket office