instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a man with baskets of goods stands next to his bicycle'. How many words contain the letter 'r' in the sentence.
answer:
0

question:
Sentence: 'some brown and white goats and a man on some grass'. How many words contain the letter 'o' in the sentence.
answer:
5

question:
Sentence: 'a teddy bear propped up by a pillow reading sweet dreams on a bed'. How many words contain the letter 'm' in the sentence.
answer:
1