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 giraffe runs across a plain with nothing else in sight'. Count the number of consonants in the given sentence.
29

Sentence: 'a person is riding a bicycle with a basket and umbrella through a city street'. Count the number of consonants in the given sentence.
40

Sentence: 'a small plane sits at the end of a small runway'. Count the number of vowels in the given sentence.

13