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 group of vehicles move across an intersection'. Count the number of consonants in the given sentence.

SOLUTION: 23

PROBLEM: Sentence: 'many people stand on a sidewalk holding umbrellas'. Count the number of consonants in the given sentence.

SOLUTION: 27

PROBLEM: Sentence: 'two people riding a motorcycle together on concrete'. Count the number of consonants in the given sentence.

SOLUTION:
27