instruction:
In this task, you need to count the number of words in a sentence that start with the given letter. Answer with numbers and not words.
question:
Sentence: 'a lone zebra standing in the middle of a field'. How many words start with the letter 'i' in the sentence.
answer:
1


question:
Sentence: 'three motorcycle police in front of a crowd attending an outdoor summer event with beer truck behind them'. How many words start with the letter 'p' in the sentence.
answer:
1


question:
Sentence: 'a boy three dogs and a frisbee in a dried up creek bed'. How many words start with the letter 'a' in the sentence.
answer:

4