In this task, you need to count the number of times the given letter appears in the given sentence.
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Question: Sentence: 'a table topped with a cupcake on a picture of a cupcake'. Find frequency of the letter 'o'

Answer: 3


Question: Sentence: 'a person holding a wine glass in one hand and bread sticks in the other'. Find frequency of the letter 'd'

Answer: 4


Question: Sentence: 'a young girl holding a sandwich over a couple of plates of food'. Find frequency of the letter 'f'

Answer:
3