Context:
The Canada pension plan contribution rate increased to 7% from 6.4% in January 1999, which is an annual increase of $1.4 billion taken out of the pockets of Canadian taxpayers, whether they are business owners and their businesses are having to pay their portion or people who are actually on the frontline doing the work.
Hypothesis: the agent is aged 21
It's impossible to say
Context:
The 1971 VFA Division 1 Grand Final was an Australian rules football match played between the Dandenong Redlegs and the Preston Bullants. The match was held on Sunday 26 September 1971 at the Junction Oval in St Kilda, Victoria, to decide Division 1 Premiership for the 1971 Victorian Football Association season.
Hypothesis: The match was the final match in Victorian Football Association history. 
It's impossible to say
Context:
Mr. Speaker, after rising in the House on March 16 to ask the government about the future plans for Devco I was attacked by the Minister of Natural Resources who, when asked by a fellow government member about the Liberal position on Devco, the Donkin mine and other issues of grave concern to the people of Cape Breton Island, resorted to the worst form of heckling and insult.
Hypothesis: Mr. Speaker has a rolex.

It's impossible to say