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: 'an empty airport lobby with a tv and yellow chairs'. Count the number of vowels in the given sentence.

Answer: 13


Question: Sentence: 'a dog and a cat lay on a bed'. Count the number of consonants in the given sentence.

Answer: 11


Question: Sentence: 'a cargo train is sitting at a train station'. Count the number of consonants in the given sentence.

Answer:
20