instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a mirror above a bathroom sink next to a window'. How many words contain the letter 'v' in the sentence.
answer:
1


question:
Sentence: 'a man driving with his dog in the back seat'. How many words contain the letter 't' in the sentence.
answer:
3


question:
Sentence: 'some guys are standing over an old antique truck and someone is walking a dog nearby'. How many words contain the letter 'q' in the sentence.
answer:

1