instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a woman standing in the dirt looking up at an elephant'. How many words contain the letter 'b' in the sentence.
answer:
0


question:
Sentence: 'a business man is talking on the phone'. How many words contain the letter 'e' in the sentence.
answer:
3


question:
Sentence: 'adult man showing signs of frustration while seated in room'. How many words contain the letter 'r' in the sentence.
answer:

2