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.

Sentence: 'a man dressed in a suit walking with a crowd of people '. How many words start with the letter 'm' in the sentence.
1

Sentence: 'a man riding skis down the side of a snow covered ski slope'. How many words start with the letter 's' in the sentence.
5

Sentence: 'a cell phone and a remote control sitting on a book'. How many words start with the letter 'a' in the sentence.

4