| gptkbp:instanceOf | gptkb:Particle_physics_experiment 
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                                | gptkbp:acceleration | gptkb:KEKB 
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                                | gptkbp:collaboratesWith | International collaboration ~400 physicists
 
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                                | gptkbp:country | gptkb:Japan 
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                                | gptkbp:dataTakingPeriod | 1999-2010 
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                                | gptkbp:endDate | 2010 
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                                | gptkbp:fundedBy | gptkb:Japanese_government 
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                                | gptkbp:locatedIn | gptkb:KEK_laboratory 
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                                | gptkbp:notableAchievement | Precision measurement of CKM matrix elements Observation of CP violation in B mesons
 Discovery of new hadrons
 
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                                | gptkbp:operatedBy | gptkb:KEK 
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                                | gptkbp:publishedIn | gptkb:Nature gptkb:Physical_Review_Letters
 gptkb:Physical_Review_D
 
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                                | gptkbp:purpose | Study of CP violation in the B meson system 
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                                | gptkbp:relatedTo | gptkb:BaBar_experiment 
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                                | gptkbp:sensorType | General-purpose detector 
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                                | gptkbp:startDate | 1999 
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                                | gptkbp:studiedBy | CP violation B meson decays
 Rare decays
 
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                                | gptkbp:successor | gptkb:Belle_II_Experiment 
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                                | gptkbp:website | https://belle.kek.jp/ 
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                                | gptkbp:bfsParent | gptkb:Belle_II_Experiment 
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                                | gptkbp:bfsLayer | 7 
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                                | https://www.w3.org/2000/01/rdf-schema#label | Belle Experiment 
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