Patent Document ID: 8825471
Application ID: 11394414

Base Claim:
1. A computer-implemented method for extracting facts, the method comprising: at a computer system including one or more processors and memory storing one or more programs, the one or more processors executing the one or more programs to perform the operations of: identifying a predefined pattern in a first document; extracting a first fact having an attribute and a value from the first document based on the predefined pattern; retrieving a second document that contains the attribute and the value of the first fact; identifying in the second document a contextual pattern associated with the attribute and value of the first fact; extracting a second fact from the second document using the contextual pattern; and storing the first fact and the second fact in a fact repository of the computer system.

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Claim 2:
2. The method of claim 1 , further comprising: extracting a third fact from a third document using the contextual pattern.