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: 'an elephant standing on a dirt patch near a forest'. Count the number of vowels in the given sentence.

SOLUTION: 15

PROBLEM: Sentence: 'a bathroom showing a large mirror and sinks'. Count the number of consonants in the given sentence.

SOLUTION: 23

PROBLEM: Sentence: 'a brown and white dog sitting on a brown park bench'. Count the number of consonants in the given sentence.

SOLUTION:
28