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 man standing in front of a statue near a metal pole'. Find frequency of the letter 'f'

Answer: 2


Question: Sentence: 'three men are in a kitchen cooking and cutting through a dish'. Find frequency of the letter 'a'

Answer: 4


Question: Sentence: 'a fighter jet flies through the blue sky'. Find frequency of the letter 'l'

Answer:
2