In this task, you need to count the number of words in a sentence that start with the given letter. Answer with numbers and not words.
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Question: Sentence: 'a passanger train is coming down the tracks'. How many words start with the letter 't' in the sentence.

Answer: 3


Question: Sentence: 'a woman in a black tennis outfit playing tennis on a red clay court'. How many words start with the letter 'r' in the sentence.

Answer: 1


Question: Sentence: 'a man is riding a horse around a stadium'. How many words start with the letter 'r' in the sentence.

Answer:
1