instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a clock in the middle of a building'. How many words contain the letter 'x' in the sentence.
answer:
0


question:
Sentence: 'two green metal street signs with spanish words on it'. How many words contain the letter 'q' in the sentence.
answer:
0


question:
Sentence: 'an elephant grazes on grass in its habitat'. How many words contain the letter 'e' in the sentence.
answer:

2