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 pitcher throwing a baseball during a baseball game'. How many words start with the letter 'b' in the sentence.
answer:
2


question:
Sentence: 'a bunch of people in a metropolitan area with umbrellas walking on a sidewalk next to buildings'. How many words start with the letter 'p' in the sentence.
answer:
1


question:
Sentence: 'a man attempts to eat a pastry while driving'. How many words start with the letter 'a' in the sentence.
answer:

3