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: 'an elephant standing in front of some trees with its trunk in the air'. How many words start with the letter 's' in the sentence.
answer:
2


question:
Sentence: 'two and a half hotdogs on paper plates are on a counter'. How many words start with the letter 'p' in the sentence.
answer:
2


question:
Sentence: 'two motorcycles are parked in front of a van'. How many words start with the letter 'o' in the sentence.
answer:

1