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 street scene looking at the back of the stop sign'. Find frequency of the letter 't'

Answer: 6


Question: Sentence: 'one woman holding a video game controller and standing next to another woman'. Find frequency of the letter 't'

Answer: 5


Question: Sentence: 'public car park entrance sign with an arrow'. Find frequency of the letter 'e'

Answer:
2