TASK DEFINITION: In this task, you need to count the number of words in a sentence that contain the given letter
PROBLEM: Sentence: 'group of horses in a field with a pinto in the foreground'. How many words contain the letter 'h' in the sentence.

SOLUTION: 3

PROBLEM: Sentence: 'someone is holding an orange and black iphone'. How many words contain the letter 'h' in the sentence.

SOLUTION: 2

PROBLEM: Sentence: 'a young man conducts an outdoor science experiment'. How many words contain the letter 'r' in the sentence.

SOLUTION:
2