Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.030560090122
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 0, worker: A3O8YXPG1HGUH0
darker: 2 (eq: False, dd: False), confidence: 0, worker: A1FUQIDCR4U4QQ
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3VPHHR5GLSQ7Q
darker: 2 (eq: False, dd: False), confidence: 2, worker: A3UIVQJXY62XU8
darker: 1 (eq: False, dd: True), confidence: 1, worker: A3PF1VER45OVPM
(0: guessing, 1: probably, 2: definitely)