instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a large field is next to a river'. How many words contain the letter 'j' in the sentence.
answer:
0


question:
Sentence: 'a woman is hitting a tennis ball with her racket'. How many words contain the letter 'c' in the sentence.
answer:
1


question:
Sentence: 'a little boy is arranging things on top of a pizza'. How many words contain the letter 'l' in the sentence.
answer:

1