instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a tennis player holds a ball as if to throw it in the air to serve it'. How many words contain the letter 'o' in the sentence.
answer:
4


question:
Sentence: 'a man with a skateboard up in air at a skateboard park'. How many words contain the letter 's' in the sentence.
answer:
2


question:
Sentence: 'a brick building with a clock and a white steeple'. How many words contain the letter 'w' in the sentence.
answer:

2