I know from locally stored knowledge that:
Fact 1:
Óscar Arias Sánchez
is the president of
Costa Rica
([fact: ["123993365@trueknowledge.com"]])
Fact 1
is true for
May 8th 2006 - May 8th 2010
([fact: ["849116388@trueknowledge.com"]])
By calculation (generator: ["timeperiodtopoint@trueknowledge.com"]) I know that:
Fact 1
is true at
2010
I know from locally stored knowledge that:
Fact 2:
Laura Chinchilla
is the president of
Costa Rica
([fact: ["848243400@trueknowledge.com"]])
Fact 2
is true for
May 8th 2010 onwards
([fact: ["848243404@trueknowledge.com"]])
By calculation (generator: ["timeperiodtopoint@trueknowledge.com"]) I know that:
Fact 2
is true at
2010