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.

Q: Sentence: 'a cat that is sleeping on a chair'. Count the number of consonants in the given sentence.

A: 15
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Q: Sentence: 'a little kitten playing on a scratching mat'. Count the number of consonants in the given sentence.

A: 24
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Q: Sentence: 'a car sitting on a train carriage on the tracks'. Count the number of consonants in the given sentence.

A:
23
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