In this task, you need to count the number of vowels (letters 'a', 'e', 'i', 'o', 'u') / consonants (all letters other than vowels) in the given sentence.

Sentence: 'a man holding a child next to a double decker bus'. Count the number of vowels in the given sentence.
15

Sentence: 'a desktop computer that is sitting on a desk'. Count the number of consonants in the given sentence.
23

Sentence: 'a man is holding a cell phone to each of his ears'. Count the number of consonants in the given sentence.

22