instruction:
In this task, you need to count the number of times the given letter appears in the given sentence.
question:
Sentence: 'small black bird with red on its head standing on a tree branch'. Find frequency of the letter 'b'
answer:
3


question:
Sentence: 'a bowl of vegetables in a soup like substance next to a spoon'. Find frequency of the letter 'a'
answer:
5


question:
Sentence: 'a neutral toned bathroom with double sinks and a shower tub combination'. Find frequency of the letter 'm'
answer:

2