instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a motorcycle parked in front of a small cafe'. How many words contain the letter 'n' in the sentence.
answer:
2

question:
Sentence: 'a train that is pulling into the station'. How many words contain the letter 't' in the sentence.
answer:
5

question:
Sentence: 'this child is in a playground holding a ball'. How many words contain the letter 'z' in the sentence.
answer:
0