Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.183366830223
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: True), confidence: 2, worker: A1NO4LG6KGOGFD
darker: E (eq: True, dd: None), confidence: 1, worker: A37Q1701BQI3TI
darker: E (eq: True, dd: None), confidence: 2, worker: A3JJAFR9BRLG0
darker: E (eq: True, dd: None), confidence: 2, worker: ALK8I9QKOPSH2
darker: E (eq: True, dd: None), confidence: 2, worker: A168LFJNV9DSTS
(0: guessing, 1: probably, 2: definitely)