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 dirty nasty toilet that is broken in half'. Count the number of vowels in the given sentence.
12

Sentence: 'a bathroom with a small toilet and a brown lid and a larger white toilet'. Count the number of vowels in the given sentence.
23

Sentence: 'a cow in a fenced in grass area'. Count the number of vowels in the given sentence.

11