instruction:
In this task, you need to count the number of words in a sentence that contain the given letter
question:
Sentence: 'a glass vase with clear glass marbles in it and purple flowers coming out of the vase'. How many words contain the letter 'd' in the sentence.
answer:
1


question:
Sentence: 'a man sanding next to a cow in a pen'. How many words contain the letter 'h' in the sentence.
answer:
0


question:
Sentence: 'a boy and a girl fly a kite'. How many words contain the letter 'r' in the sentence.
answer:

1