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.

Sentence: 'a man on a skateboard using it to ride a rail'. Count the number of vowels in the given sentence.
17

Sentence: 'the buses are waiting in line for pickup'. Count the number of consonants in the given sentence.
19

Sentence: 'a dog rests in front of a large armchair'. Count the number of consonants in the given sentence.

20