Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.223869586145
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: True), confidence: 2, worker: A23I4MBIU3LUQ4
darker: E (eq: True, dd: None), confidence: 2, worker: AW0K78T4I2T72
darker: E (eq: True, dd: None), confidence: 2, worker: A350DTTUYQLHKJ
darker: E (eq: True, dd: None), confidence: 1, worker: A1NM7ZPZ3NH412
darker: E (eq: True, dd: None), confidence: 1, worker: A266PK4BO3GBQC
(0: guessing, 1: probably, 2: definitely)