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 phone on a white toilet in a room'. Count the number of consonants in the given sentence.

Answer: 13


Question: Sentence: 'there is a broken toilet in the street'. Count the number of vowels in the given sentence.

Answer: 13


Question: Sentence: 'a red stop sign filled with lots of stickers plastered all over it'. Count the number of vowels in the given sentence.

Answer:
18