Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.149256748612
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: False), confidence: 1, worker: A92IZM4P9SJ2S
darker: E (eq: True, dd: None), confidence: 2, worker: AUJPYSYU7YL5
darker: E (eq: True, dd: None), confidence: 2, worker: ATN5M0LQEEYGU
darker: E (eq: True, dd: None), confidence: 2, worker: AET2U31SXUAPM
darker: 1 (eq: False, dd: False), confidence: 2, worker: A2BYJ41HX5ZUCW (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3V3O547GWAZID
darker: E (eq: True, dd: None), confidence: 2, worker: A3799NWTIYKCEV
darker: E (eq: True, dd: None), confidence: 0, worker: A3NWQ0535HAXUD
darker: E (eq: True, dd: None), confidence: 0, worker: A3BCQQ7TPUO8Q2 (marked invalid)
(0: guessing, 1: probably, 2: definitely)