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 tree by a house has a traffic sign attached to it'. How many words contain the letter 'm' in the sentence.
answer:
0


question:
Sentence: 'a boy sitting on the snow wearing some skis'. How many words contain the letter 'y' in the sentence.
answer:

1