instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a sign reading butt street on the corner of a building with a no parking sign below it'. How many words contain the letter 'h' in the sentence.
answer:
2


question:
Sentence: 'cows crowd up to a barbed wire fence under a tree'. How many words contain the letter 'n' in the sentence.
answer:
2


question:
Sentence: 'a man riding a foamy wave with a white surfboard'. How many words contain the letter 'f' in the sentence.
answer:

2