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 boy is in bed reading a magazine'. How many words start with the letter 'i' in the sentence.
answer:
2


question:
Sentence: 'railway train passenger cars with graffiti parked on a gravel lot'. How many words start with the letter 'l' in the sentence.
answer:
1


question:
Sentence: 'a black dog sniffs the ground in a park'. How many words start with the letter 'i' in the sentence.
answer:

1