instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a man holding a tennis racquet on a tennis court'. How many words contain the letter 'w' in the sentence.
answer:
0


question:
Sentence: 'a toilet sits in the middle of a street'. How many words contain the letter 'b' in the sentence.
answer:
0


question:
Sentence: 'a man riding a wave runner is airborne'. How many words contain the letter 'd' in the sentence.
answer:

1