instruction:
In this task, you need to count the number of words in a sentence that end with the given letter. Answer with numbers and not words.
question:
Sentence: 'a travel bus on a street in a tropical town'. How many words end with the letter 'n' in the sentence.
answer:
3


question:
Sentence: 'a traffic light with a couple of green street signs mounted to its sides'. How many words end with the letter 's' in the sentence.
answer:
3


question:
Sentence: 'a zebra with its head over the back of another zebra in the wild'. How many words end with the letter 'k' in the sentence.
answer:

1