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: 'the cow is standing in the field all by himself'. Count the number of vowels in the given sentence.

Answer: 12


Question: Sentence: 'a man is holding up a snowboard with the word "source" written on it'. Count the number of consonants in the given sentence.

Answer: 33


Question: Sentence: 'a flat screen tv mounted above a fire place'. Count the number of vowels in the given sentence.

Answer:
15