instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'watchful raptor standing on one foot on a rock pile'. How many words contain the letter 'r' in the sentence.
answer:
2


question:
Sentence: 'a bench is in the ocean water with a fishing pole'. How many words contain the letter 'm' in the sentence.
answer:
0


question:
Sentence: 'a passenger plane is on an airport runway'. How many words contain the letter 'x' in the sentence.
answer:

0