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.

[Q]: Sentence: 'a group of men are watching two men shake hands over a table decorated with american and chinese flags'. Count the number of consonants in the given sentence.
[A]: 51


[Q]: Sentence: 'an older couple getting married in front of a crowd'. Count the number of vowels in the given sentence.
[A]: 16


[Q]: Sentence: 'motorcyclists riding in separate lane from regular city traffic'. Count the number of consonants in the given sentence.
[A]:
36


