In this task, you need to count the number of times the given letter appears in the given sentence.

Q: Sentence: 'guy leans on truck's hood while taking pics next to parked motorcycles'. Find frequency of the letter 's'

A: 4
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Q: Sentence: 'a woman is playing an interactive video game'. Find frequency of the letter 't'

A: 2
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Q: Sentence: 'a kitchen scene with a microwave, window, and decorations'. Find frequency of the letter 'n'

A:
5
****