Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.903450865409
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 2, worker: A3683MQHQTG64Z
darker: 1 (eq: False, dd: False), confidence: 0, worker: A1SEDRJVSUM4NZ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A14PFRHG0A2YY9
darker: E (eq: True, dd: None), confidence: 2, worker: A1N4JP7BSPNF95
darker: E (eq: True, dd: None), confidence: 2, worker: A1TQ7UQSSQP7BD (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3P9BBIGUZ53BX (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: AKJ6IXN6XE7OQ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A2CXAWVGQ6QQ2V
darker: 2 (eq: False, dd: True), confidence: 2, worker: A2C5N3IQEP0KWA (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A2CXAWVGQ6QQ2V
darker: 2 (eq: False, dd: True), confidence: 2, worker: AJSZEUBV1O00K (marked invalid)
(0: guessing, 1: probably, 2: definitely)