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.
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Question: Sentence: 'a couple of fighter jets fly through the air'. Count the number of vowels in the given sentence.

Answer: 13


Question: Sentence: 'a cat kneeling in front of a stuffed bear and a kids book'. Count the number of vowels in the given sentence.

Answer: 18


Question: Sentence: 'a cell phone is laying on a crossword page from a newspaper'. Count the number of consonants in the given sentence.

Answer:
30