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: 'an open refrigerator filled with lots of food'. Count the number of consonants in the given sentence.
23

Sentence: 'a skateboarder performs a trick while being photographed'. Count the number of consonants in the given sentence.
31

Sentence: 'a few girls and a boy brushing their teeth outside'. Count the number of consonants in the given sentence.

25