instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a plate has many different types of food on it'. How many words contain the letter 'r' in the sentence.
answer:
1


question:
Sentence: 'an older fighter plan sitting next to a group military men'. How many words contain the letter 'y' in the sentence.
answer:
1


question:
Sentence: 'a person using a surf board as a table'. How many words contain the letter 'd' in the sentence.
answer:

1