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.

[Q]: Sentence: 'a herd of sheep are walking up a muddy hill next to a parked minivan'. Count the number of vowels in the given sentence.
[A]: 21


[Q]: Sentence: 'people behind a barricade watch a man ride a motorcycle'. Count the number of consonants in the given sentence.
[A]: 27


[Q]: Sentence: 'a man with dessert in front of him, looking to his left'. Count the number of vowels in the given sentence.
[A]:
15