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 sandwich vegetables and a beer sitting on a table'. How many words start with the letter 'a' in the sentence.
answer:
4


question:
Sentence: 'a table full of vegetables and fruits and eggs resting next to each other'. How many words start with the letter 'f' in the sentence.
answer:
2


question:
Sentence: 'a black and white photo of a group of people on skateboards at a skate park'. How many words start with the letter 'a' in the sentence.
answer:

5