instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'an image of a man with a tennis racket in hand'. How many words contain the letter 'u' in the sentence.
answer:
0


question:
Sentence: 'group of horses in a field with a pinto in the foreground'. How many words contain the letter 'h' in the sentence.
answer:
3


question:
Sentence: 'two japanese umbrellas are in a drink glass'. How many words contain the letter 'a' in the sentence.
answer:

5