Based on your research you will determine one of the following about your source:
True: The vast majority of people in a position to know agree to this as fact, in a way that cannot be explained purely by self-interest or bias.
Partly True: A number of subclaims are implied by the claim, the most important of which are true (as defined above) but at least one is false.
Mixed: A number of subclaims are implied by the claim, some of which are true (as defined above) and some of which are false.
Mostly False: A number of subclaims are implied by the claim, the most important of which are false (as defined above) but at least one is true.
False: There is no one who believes the claim is true
Determined by a mix of consensus opinion and argumentation:
Highly Likely: 95-997% likely
Likely: 68-95% likely
Unclear
Unlikely: 68-95% unlikely
Highly Unlikely: 95-99.7% unlikely