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: 'a jockey riding a horse in a race with birds flying next to it'. Count the number of vowels in the given sentence.

SOLUTION: 18

PROBLEM: Sentence: 'there is a picture guide to making chocolate cake'. Count the number of consonants in the given sentence.

SOLUTION: 22

PROBLEM: Sentence: 'an outdoor gathering of people with political signs'. Count the number of vowels in the given sentence.

SOLUTION:
18