Detailed Instructions: In this task, you need to count the number of words in a sentence that contain the given letter
See one example below:
Problem: Sentence: 'two gray birds standing in a green field'. How many words contain the letter 'a' in the sentence.
Solution: 3
Explanation: The words 'gray', 'standing', and 'a' contain the letter 'a'. So, the answer is 3.

Problem: Sentence: 'a person sitting on a box that says buy art today'. How many words contain the letter 'm' in the sentence.
Solution:
0