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: 'people enjoying the slopes at a ski resort on a sunny day'. Count the number of vowels in the given sentence.
18

Sentence: 'a bird with a unique black and white beak next to other birds'. Count the number of vowels in the given sentence.
19

Sentence: 'a giraffe looking at people looking at him'. Count the number of vowels in the given sentence.

16