In this task, you need to count the number of words in a sentence that contain the given letter
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Question: Sentence: 'young girls with backpacks are standing near stairs that look to go to the subway'. How many words contain the letter 'r' in the sentence.

Answer: 4


Question: Sentence: 'he wants everyone to know that he has serious intentions for the tennis game'. How many words contain the letter 'h' in the sentence.

Answer: 5


Question: Sentence: 'the woman is flying the kite on the walkway next to the water'. How many words contain the letter 'q' in the sentence.

Answer:
0