question: Chi si è candidato alle primarie del Partito Democratico nel 2020 ed era senatore del Massachusetts?
answerText: Elizabeth Warren
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questionEntity.entityType: entity
questionEntity.label: United States senator
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questionEntity.entityType: entity
questionEntity.label: Massachusetts
questionEntity.name: Q38051551
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questionEntity.label: 2020 Democratic Party presidential primaries
answerEntity.name: Q434706
answerEntity.label: Elizabeth Warren