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 orange and white scooter carrying two passengers drives down a wet street while the passenger of the scooter holds a purple umbrella'. How many words start with the letter 'a' in the sentence.
answer:
4


question:
Sentence: 'a computer monitor and other computer accessories are nicely organized on a desk'. How many words start with the letter 'o' in the sentence.
answer:
3


question:
Sentence: 'a large passenger jet flying through a blue sky'. How many words start with the letter 'a' in the sentence.
answer:

2