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 kneeling down under a green umbrella'. How many words start with the letter 'a' in the sentence.
answer:
2


question:
Sentence: 'a person is flying a kite in a field with other people in the distance'. How many words start with the letter 'w' in the sentence.
answer:
1


question:
Sentence: 'two little girls curious about a small cow in a barnyard'. How many words start with the letter 'l' in the sentence.
answer:

1