Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 1.21345535466
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 2, worker: A7PVOM63I6UH5 (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1N4JP7BSPNF95
darker: E (eq: True, dd: None), confidence: 0, worker: A19JD78JJXEW01
darker: E (eq: True, dd: None), confidence: 2, worker: A1TQYQG3VFJTWW
darker: E (eq: True, dd: None), confidence: 2, worker: A3A45A5YUM61LK
darker: E (eq: True, dd: None), confidence: 2, worker: A3NWQ0535HAXUD
(0: guessing, 1: probably, 2: definitely)