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.
--------
Question: Sentence: 'a black and white cat is sitting on the bathroom sink'. How many words start with the letter 'i' in the sentence.

Answer: 1


Question: Sentence: 'a lone zebra standing in the middle of a field'. How many words start with the letter 'i' in the sentence.

Answer: 1


Question: Sentence: 'a bath room with a toilet a bucket and a trash can'. How many words start with the letter 'a' in the sentence.

Answer:
5