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 male skateboarder in a black shirt doing a trick'. How many words start with the letter 'a' in the sentence.
answer:
3


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: 'an elephant sticking its trunk up another elephants rear end'. How many words start with the letter 't' in the sentence.
answer:

1