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: 'two males are seen on the field playing with a frisbee'. Count the number of vowels in the given sentence.

SOLUTION: 18

PROBLEM: 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.

SOLUTION: 40

PROBLEM: Sentence: 'a computer that has two keyboards attached to it'. Count the number of vowels in the given sentence.

SOLUTION:
15