instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'two motorcycle riders pose with motorcycles in front of a brick building'. How many words contain the letter 'c' in the sentence.
answer:
3


question:
Sentence: 'a group of people standing together talking '. How many words contain the letter 'b' in the sentence.
answer:
0


question:
Sentence: 'a child is sitting on the floor with toys'. How many words contain the letter 'e' in the sentence.
answer:

1