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: 'the child is waving a small flag as she stands near two women'. Find frequency of the letter 'g'

Answer: 2


Question: Sentence: 'a woman holds a wine glass upside down while wearing rabbit ears and staring at a bottle of wine'. Find frequency of the letter 'a'

Answer: 11


Question: Sentence: 'two friends enjoying lunch at a pizza restaurant'. Find frequency of the letter 'o'

Answer:
2