Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.879742762386
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 2, worker: A23RB1Y4ANXQLS
darker: E (eq: True, dd: None), confidence: 1, worker: A2RMGXC9IOMNQA (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A1NJB5LJJPC7AS
darker: E (eq: True, dd: None), confidence: 2, worker: A1CV8APDA7Y2PI
darker: E (eq: True, dd: None), confidence: 2, worker: A1XA2WJ50VR7KQ (marked invalid)
darker: E (eq: True, dd: None), confidence: 2, worker: A3I546VTF7B6YX
darker: E (eq: True, dd: None), confidence: 2, worker: A3A45A5YUM61LK
(0: guessing, 1: probably, 2: definitely)