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 busy train yard packed with trains and tracks'. How many words start with the letter 't' in the sentence.
answer:
3


question:
Sentence: 'two people playing frisbee on the beach on a sunny day'. How many words start with the letter 't' in the sentence.
answer:
2


question:
Sentence: 'the green and beige double decker bus is parked beside a brick building'. How many words start with the letter 'a' in the sentence.
answer:

2