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 shot of the tops of several tall buildings in a city'. How many words start with the letter 'a' in the sentence.
answer:
2


question:
Sentence: 'a soccer player running and kicking a soccer ball during a match'. How many words start with the letter 'a' in the sentence.
answer:
4


question:
Sentence: 'many colorful umbrellas hang over a colorful street'. How many words start with the letter 'm' in the sentence.
answer:

1