Rate the similarity of the following two sentences
Facebook earnings jump 63% as mobile ads accelerate
Facebook profits jump as user base expands

3

Rate the similarity of the following two sentences
China yuan strengthens to 6.1184 against USD Tuesday
China yuan weakens to 6.1510 against USD

2

Rate the similarity of the following two sentences
The black and white dog runs through the grass.
A black and white dog is running through grass.
5