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 kids pose in front of a pizza'. Count the number of consonants in the given sentence.
18

Sentence: 'a well-organized game of frisbee is taking place'. Count the number of consonants in the given sentence.
23

Sentence: 'a black and white cat illuminated by light in a dark room'. Count the number of consonants in the given sentence.

29