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 group of people that are by and elephant'. How many words start with the letter 'a' in the sentence.
answer:
3


question:
Sentence: 'a bathroom with a toilet with a blue seat'. How many words start with the letter 'b' in the sentence.
answer:
2


question:
Sentence: 'man in white jacket holding up a tennis racket on a court'. How many words start with the letter 'w' in the sentence.
answer:

1