Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 1.1482842851
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1DLY5ZY1C1A6V (marked invalid)
darker: E (eq: True, dd: None), confidence: 0, worker: A4SP70BFBM4ZP
darker: E (eq: True, dd: None), confidence: 1, worker: ASOOONBGQ48YI
darker: 2 (eq: False, dd: False), confidence: 2, worker: AO2JIXLS5MIC5 (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: AUJPYSYU7YL5
darker: E (eq: True, dd: None), confidence: 2, worker: A3DHYTZ1GPN0T8
darker: E (eq: True, dd: None), confidence: 2, worker: A1HZWAX6XQXIM7
(0: guessing, 1: probably, 2: definitely)