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: 'soccer players on opposite teams fight for control over a ball'. Find frequency of the letter 't'

Answer: 4


Question: Sentence: 'a child sitting a table with a pizza in front of him'. Find frequency of the letter 'h'

Answer: 3


Question: Sentence: 'the large adult elephant walks through the grassy water'. Find frequency of the letter 'g'

Answer:
3