Red point: darker
Green point: lighter
Blue point: equal
Darker point: 2
Darker reflectance: E
Darker method: C
Equal score: 0.97694882958
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: False), confidence: 0, worker: A1RU9BQLDZ1DSY (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3R5MEKMYYM2JX
darker: E (eq: True, dd: None), confidence: 2, worker: A2YYHNACJ8MFTU
darker: E (eq: True, dd: None), confidence: 2, worker: A3FVPDNQQLDFZH
darker: E (eq: True, dd: None), confidence: 2, worker: A7114FTRGZMK2
darker: E (eq: True, dd: None), confidence: 2, worker: A2TP6GDF71HM4M
darker: E (eq: True, dd: None), confidence: 2, worker: A3Q9S2K93W2KDI (marked invalid)
(0: guessing, 1: probably, 2: definitely)