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 man standing next to a car talking on the phone'. How many words start with the letter 't' in the sentence.
answer:
3


question:
Sentence: 'a woman walking up to a double decker bus that has stopped'. How many words start with the letter 'w' in the sentence.
answer:
2


question:
Sentence: 'a boy holding a suitcase and smiling with trees in the background'. How many words start with the letter 'b' in the sentence.
answer:

2