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 clock tower in front of a dark sky'. How many words start with the letter 'f' in the sentence.
answer:
1


question:
Sentence: 'a red and white double decker bus parked in front of a building'. How many words start with the letter 'b' in the sentence.
answer:
2


question:
Sentence: 'women in short shorts and green tops in front of a crowd'. How many words start with the letter 'a' in the sentence.
answer:

2