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

Q: Sentence: 'a gray colored pigeon that is perched on a railing outside of a building, with other buildings in the background'. Find frequency of the letter 'e'

A: 7
****
Q: Sentence: 'a photo of a toilet which is not clean'. Find frequency of the letter 'w'

A: 1
****
Q: Sentence: 'a sliced cheese pizza on a white plate with silverware'. Find frequency of the letter 'l'

A:
3
****