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: 'some very pretty giraffes standing by a big fence'. How many words start with the letter 'f' in the sentence.

Answer: 1


Question: Sentence: 'a counter topped with vases in front of a window'. How many words start with the letter 'w' in the sentence.

Answer: 2


Question: Sentence: 'two trucks parked near one another near a building'. How many words start with the letter 'n' in the sentence.

Answer:
2