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 mother bear and her two young are crossing a shallow river'. How many words start with the letter 'a' in the sentence.
answer:
4


question:
Sentence: 'a woman is holding the hand of a boy who is leaning on a fire hydrant'. How many words start with the letter 'a' in the sentence.
answer:
3


question:
Sentence: 'a display of a small car small motorcycle and a small four wheeled cart'. How many words start with the letter 's' in the sentence.
answer:

3