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 horse pulling a carriage with people in the snow'. How many words start with the letter 'a' in the sentence.
answer:
2


question:
Sentence: 'a little boy that is sitting down with a phone'. How many words start with the letter 'p' in the sentence.
answer:
1


question:
Sentence: 'a parked silver subway train next to a platform'. How many words start with the letter 'p' in the sentence.
answer:

2