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 gray teddy bear sitting behind an alarm clock'. Remove all words of length '6' in the given sentence.
answer:
a gray teddy bear sitting an alarm clock


question:
Sentence: 'a young man getting ready to serve a tennis ball to his opponent'. Remove all words of length '7' in the given sentence.
answer:
a young man ready to serve a tennis ball to his opponent


question:
Sentence: 'a baseball player tries to avoid a tag out play'. Remove all words of length '4' in the given sentence.
answer:

a baseball player tries to avoid a tag out