instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'people holding a surfboard and walking down the beach'. How many words contain the letter 'n' in the sentence.
answer:
4

question:
Sentence: 'two people riding on the back of a large elephant'. How many words contain the letter 't' in the sentence.
answer:
3

question:
Sentence: 'there is a long line of cars behind the rearview mirror'. How many words contain the letter 'j' in the sentence.
answer:
0