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: 'people seated on a table looking very happy'. Find frequency of the letter 'g'

Answer: 1

Question: Sentence: 'a woman walking with a child that is in a wheelchair'. Find frequency of the letter 'k'

Answer: 1

Question: Sentence: 'a group of giraffes standing in a grassy area next to a pond'. Find frequency of the letter 'r'

Answer:
4