Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.888155625484
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 2, worker: AR50UBGSH10FJ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3I546VTF7B6YX
darker: E (eq: True, dd: None), confidence: 2, worker: A3163PFOUKXQKA
darker: E (eq: True, dd: None), confidence: 2, worker: A8DFFGPH3G3V5
darker: E (eq: True, dd: None), confidence: 2, worker: A26QZVXO4ZS0ED
darker: E (eq: True, dd: None), confidence: 2, worker: A3LSDO3YPF1SFT
(0: guessing, 1: probably, 2: definitely)