question: Who ran for president in 2020 and graduated from Columbia Law School?
answerText: Andrew Yang
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questionEntity.entityType: entity
questionEntity.label: Columbia Law School
questionEntity.mention: Columbia Law School
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questionEntity.label: President of the United States
questionEntity.mention: president
questionEntity.name: 2020
questionEntity.entityType: date
questionEntity.mention: 2020
answerEntity.name: Q28723576
answerEntity.label: Andrew Yang