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 couple of items that are on the wall'. Find frequency of the letter 'm'

Answer: 1


Question: Sentence: 'four men standing around two pizzas in a conference room'. Find frequency of the letter 't'

Answer: 2


Question: Sentence: 'a plate with some chili dogs on them'. Find frequency of the letter 'g'

Answer:
1