instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a grown elephant with two baby elephants standing in tall grasses'. How many words contain the letter 'w' in the sentence.
answer:
3


question:
Sentence: 'a line of very tall buildings next to a clock tower'. How many words contain the letter 'o' in the sentence.
answer:
4


question:
Sentence: 'a miniature blue train engine sits on the tracks in a rural setting'. How many words contain the letter 'f' in the sentence.
answer:

0