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 group of bananas sits on a table trough a set of bars'. Count the number of vowels in the given sentence.
18

Sentence: 'a couple of giraffes are standing in a grassy field'. Count the number of consonants in the given sentence.
25

Sentence: 'the three boats are parked next to each other on the water'. Count the number of consonants in the given sentence.

28