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 model plane is flying through a cloudy sky'. Count the number of consonants in the given sentence.
24

Sentence: 'a pair of scissors, a tape measure, and a spool of thread sitting on a piece of folded fabric'. Count the number of consonants in the given sentence.
41

Sentence: 'a laptop computer is sitting on a desk with a mouse and coffee cup'. Count the number of consonants in the given sentence.

31