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 ingredients are ready on the wooden table'. Find frequency of the letter 'w'

Answer: 1


Question: Sentence: 'black and white photograph of man and woman sitting on a bench'. Find frequency of the letter 'w'

Answer: 2


Question: Sentence: 'black steam train on railroad tracks by shrubbery'. Find frequency of the letter 'r'

Answer:
6