instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a large herd of farm animals are with a cowboy'. How many words contain the letter 'l' in the sentence.
answer:
2


question:
Sentence: 'people are parked along side the road by pay here signs'. How many words contain the letter 'a' in the sentence.
answer:
5


question:
Sentence: 'a baby in all green is holding a green tennis racket next a man crunched down'. How many words contain the letter 'm' in the sentence.
answer:

1