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 zebra is running toward a shady area under the trees'. How many words start with the letter 'a' in the sentence.
answer:
3


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: 'a motorcycle in front of a closed freight door'. How many words start with the letter 'm' in the sentence.
answer:

1