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 person takes a picture of a reflection in a mirror in the dark'. How many words start with the letter 'p' in the sentence.
answer:
2


question:
Sentence: 'a man is sitting on his motorcycle outside'. How many words start with the letter 'o' in the sentence.
answer:
2


question:
Sentence: 'four people standing on the snow and wearing skis'. How many words start with the letter 's' in the sentence.
answer:

3