Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.941795136406
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 2, worker: A2OQXTVWR28X0G
darker: E (eq: True, dd: None), confidence: 2, worker: A14PFRHG0A2YY9
darker: 2 (eq: False, dd: False), confidence: 0, worker: A21TA9DWNPHPBG (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: AUD3A4YDWWZCY (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1NJB5LJJPC7AS
darker: E (eq: True, dd: None), confidence: 2, worker: A8MF3Y278EWK2
darker: E (eq: True, dd: None), confidence: 2, worker: A1CV8APDA7Y2PI
(0: guessing, 1: probably, 2: definitely)