instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a bunch of white hyacinths arranged in a vase'. How many words contain the letter 'r' in the sentence.
answer:
1


question:
Sentence: 'dental personnel in dentist office standing in front of a computer screen'. How many words contain the letter 'w' in the sentence.
answer:
0


question:
Sentence: 'a person riding a surf board on a body of water'. How many words contain the letter 'i' in the sentence.
answer:

1