Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.129323465731
Darker point darker score: not computed since the judgement is "E"
darker: 1 (eq: False, dd: True), confidence: 2, worker: A28P3ZGZB3XG9P
darker: E (eq: True, dd: None), confidence: 2, worker: A3QTG4DHHV2KD6
darker: E (eq: True, dd: None), confidence: 2, worker: A28BX5XQI1CU6X
darker: E (eq: True, dd: None), confidence: 2, worker: A3A45A5YUM61LK
darker: E (eq: True, dd: None), confidence: 2, worker: A2C1Z52F4B0CG1
(0: guessing, 1: probably, 2: definitely)