instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'young boy flying kite in large field at outdoor event'. Find frequency of the letter 'y'
answer:
3


question:
Sentence: 'a group of people standing around a table filled with assorted electronic devices'. Find frequency of the letter 'w'
answer:
1


question:
Sentence: 'a journal, notebook, keys, book and backpack on a beige couch'. Find frequency of the letter 'e'
answer:

4