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: 'two elephants facing each other touching trunks in an enclosure'. Find frequency of the letter 'f'

Answer: 1


Question: Sentence: 'a black cat laying down on a bed'. Find frequency of the letter 'y'

Answer: 1


Question: Sentence: 'several food containers on a table of wood near a map'. Find frequency of the letter 'd'

Answer:
2