TASK DEFINITION: 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.
PROBLEM: Sentence: 'people behind a barricade watch a man ride a motorcycle'. Count the number of consonants in the given sentence.

SOLUTION: 27

PROBLEM: Sentence: 'a man and young girl on a tennis court in a park area'. Count the number of consonants in the given sentence.

SOLUTION: 23

PROBLEM: Sentence: 'the circus elephants are in town before the big show'. Count the number of vowels in the given sentence.

SOLUTION:
16