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 msall bus going down a road with a street sign'. How many words start with the letter 'd' in the sentence.
answer:
1


question:
Sentence: 'a mother bear and her two young are crossing a shallow river'. How many words start with the letter 'a' in the sentence.
answer:
4


question:
Sentence: 'a tennis doubles team with one player in the air her racquet in motion'. How many words start with the letter 'p' in the sentence.
answer:

1