Red point: darker
Green point: lighter
Blue point: equal
Darker point: 1
Darker reflectance: E
Darker method: C
Equal score: 0.0787128135541
Darker point darker score: not computed since the judgement is "E"
darker: E (eq: True, dd: None), confidence: 0, worker: A1ZK135JLUOY0U
darker: 1 (eq: False, dd: True), confidence: 0, worker: A3JK0EYQ2I82KS
darker: E (eq: True, dd: None), confidence: 1, worker: A1JEDFDBWHLA1F
darker: 1 (eq: False, dd: True), confidence: 2, worker: ADPVKKFJ886DJ
darker: E (eq: True, dd: None), confidence: 2, worker: A36RSPJYGSUWQT
(0: guessing, 1: probably, 2: definitely)