In this task, you need to count the number of times the given letter appears in the given sentence.

[EX Q]: Sentence: 'black and white photograph of man and woman sitting on a bench'. Find frequency of the letter 'w'
[EX A]: 2

[EX Q]: Sentence: 'a large formal living room with yellow couches and table'. Find frequency of the letter 'v'
[EX A]: 1

[EX Q]: Sentence: 'a man sitting with his back up against a tree'. Find frequency of the letter 'a'
[EX A]:
6