instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'an elephant near a man sitting down'. How many words contain the letter 'y' in the sentence.
answer:
0


question:
Sentence: 'street signs are affixed to a utility pole'. How many words contain the letter 'u' in the sentence.
answer:
1


question:
Sentence: 'two laptops sitting on a desk both appear to be apples'. How many words contain the letter 'w' in the sentence.
answer:

1