In this task, you're given a statement, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.

Ex Input:
Context: The broadnose sevengill shark (Notorynchus cepedianus) is known to prey on the crossback stingaree Link Information: It is recognizable because of its seven gill slits, while most shark species have five gill slits Question: What is the difference between the amount of gills the species known to prey on the crossback stingaree have compared to most shark species?

Ex Output:
Answer: 2

Ex Input:
Context: Guarini was born in Modena. Link Information: none Question: What is the area in miles of the city where Guarini was born?

Ex Output:
Answer: none

Ex Input:
Context: He opposed the Anglo-Irish Treaty and fought on the Republican side in the Civil War. Link Information: .

The agreement was signed in London on 6 December 1921 Question: During what year or years did the Anglo-Irish Treaty occur?

Ex Output:
Answer: 1921