Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.115769183227
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: True), confidence: 1, worker: A29UX3CJ6IW5Q1
darker: E (eq: True, dd: None), confidence: 0, worker: A3N21HBZFYFEXJ
darker: E (eq: True, dd: None), confidence: 1, worker: A1WRANKL1HRGYW
darker: E (eq: True, dd: None), confidence: 1, worker: AC6QZ6VSEIYK1
darker: 2 (eq: False, dd: False), confidence: 2, worker: A1NX9Q0EAOPYN3
(0: guessing, 1: probably, 2: definitely)