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 flat screen tv with an image of a baseball player holding a baseball bat'. How many words start with the letter 'a' in the sentence.

Answer: 4


Question: Sentence: 'a crowd of people on the street one of which is taking pictures with a cell phone'. How many words start with the letter 'o' in the sentence.

Answer: 4


Question: Sentence: 'four fighter jets flying in a diamond formation'. How many words start with the letter 'f' in the sentence.

Answer:
4