Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.0149500550078
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1LAC2M11NC968
darker: E (eq: True, dd: None), confidence: 0, worker: A2C5CT4Y35F75B
darker: E (eq: True, dd: None), confidence: 2, worker: A1H10UJNXTJDX4
darker: E (eq: True, dd: None), confidence: 1, worker: A2GY8FV96EVCZN
darker: 1 (eq: False, dd: False), confidence: 2, worker: A1LC5CYDRIHNRM (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3FVPDNQQLDFZH
(0: guessing, 1: probably, 2: definitely)