instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'a boy that is sitting at a table with pizza'. Find frequency of the letter 's'
answer:
2


question:
Sentence: 'a white bowl filled with peeled orange slices'. Find frequency of the letter 's'
answer:
2


question:
Sentence: 'a man swinging a tennis racket during a tennis match'. Find frequency of the letter 'i'
answer:

5