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 man and a woman with smiles behind tennis racquets'. Count the number of vowels in the given sentence.

Answer: 16


Question: Sentence: 'a picture of a baseball game taken from behind home plate'. Count the number of consonants in the given sentence.

Answer: 27


Question: Sentence: 'an elephant walking across some grass in front of some plants'. Count the number of consonants in the given sentence.

Answer:
34