Input: On a scale from 0-5, where 0 is "not similar" and 5 is "very similar", how similar is the sentence "Ukraine's opposition chief wants more protests" to the sentence "Ukraine protesters topple Lenin statue"?
Output: 2

Input: On a scale from 0-5, where 0 is "not similar" and 5 is "very similar", how similar is the sentence "Suicide bomber kills 14 in Afghanistan" to the sentence "Suicide blast kills 1 in Afghan capital"?
Output: 3

Input: On a scale from 0-5, where 0 is "not similar" and 5 is "very similar", how similar is the sentence "A man is riding a bicycle." to the sentence "A man is riding a bicycle around a parking lot."?
Output: 3

Input: On a scale from 0-5, where 0 is "not similar" and 5 is "very similar", how similar is the sentence "Sliding down the ice, Moriarty and Carella hit the spongy, rocky floor of the river and immediately felt the pull." to the sentence "Sliding down the embankment, the two rescuers hit the spongy, rocky floor of the river and immediately felt the pull."?
Output:
3