instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a person in a helmet riding a skateboard'. How many words contain the letter 'c' in the sentence.
answer:
0


question:
Sentence: 'a stir fry consisting of rice broccoli and other vegetables'. How many words contain the letter 'e' in the sentence.
answer:
3


question:
Sentence: 'a person riding a bike in the rain while holding an umbrella'. How many words contain the letter 'i' in the sentence.
answer:

6