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 is setting up his bird cage in his living room'. Count the number of consonants in the given sentence.
25

Sentence: 'some people in line at a small stand'. Count the number of consonants in the given sentence.
17

Sentence: 'the large, yellow city bus has three doors on it's side'. Count the number of vowels in the given sentence.

16