Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.17138760762
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: False), confidence: 2, worker: A34HSPNUYSHSR
darker: 2 (eq: False, dd: True), confidence: 1, worker: A1KF93C9NTOP42
darker: E (eq: True, dd: None), confidence: 2, worker: A1NX9Q0EAOPYN3
darker: E (eq: True, dd: None), confidence: 2, worker: AZG4GSFQRVYMQ
darker: E (eq: True, dd: None), confidence: 2, worker: A1X9CZFOD3ACQJ
(0: guessing, 1: probably, 2: definitely)