instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'many people are playing a sports video game while standing up'. How many words contain the letter 'l' in the sentence.
answer:
3


question:
Sentence: 'an image of a person holding a blunt object is rendered in red and blue tones'. How many words contain the letter 'x' in the sentence.
answer:
0


question:
Sentence: 'a policeman and his motorcycle stand behind a large truck'. How many words contain the letter 'x' in the sentence.
answer:

0