instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'a bed with a dog laying on it next to two laptop computers'. Find frequency of the letter 'n'
answer:
3

question:
Sentence: 'a teddy bear is sitting on a heart shaped patio chair outside'. Find frequency of the letter 'i'
answer:
6

question:
Sentence: 'men are riding on motorcycles with a man riding in their carriers'. Find frequency of the letter 'r'
answer:
8