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 riding a wind board in the middle of an ocean'. Count the number of vowels in the given sentence.
17

Sentence: 'a tennis player reaching out as far as he can to hit the ball'. Count the number of consonants in the given sentence.
29

Sentence: 'surfers in small waves, one up on his board'. Count the number of vowels in the given sentence.

13